Can a Florida employer require assignment of every invention?
There is no statutory ceiling. Unlike California or New York, Florida has no employee-invention-assignment statute — nothing that voids an assignment of a true own-time, own-resource invention — so an assignment clause's reach is bounded by ordinary contract law, the common-law inventor-owns default, and the federal patent overlay. The one Florida-specific outer limit is general restraint-of-trade law: where an assignment clause operates as a post-term restraint, Fla. Stat. § 542.335 polices it for reasonableness. On a touch screen, a tap shows all 2 sources in this group.
Because there is no statute on point, the limits come from general principles rather than a legislative carve-out. A full-text search of the official 2025 Florida Statutes for the terms invention and inventions surfaces only public-sector intellectual-property provisions — rules for state universities, the Florida College System, the Department of Transportation, and the Department of Law Enforcement — plus unrelated sections. None is a California Labor Code § 2870-style carve-out, and none regulates what a private-employer invention-assignment clause may reach. A Florida employer therefore starts from contract law, not a statutory ceiling on what an assignment promise may capture.
The Florida Supreme Court's own framework confirms that the contract is the vehicle. In State Board of Education of Fla. v. Bourne, the court refused to award an employer a patent absent express contract terms or a hired-to-invent engagement .
The substantive default the contract operates against is the federal patent premise restated in Stanford v. Roche: absent an effective assignment, rights in an invention belong to the person who conceived it .
The practical consequence is that a Florida employer can, in principle, contract for assignment more broadly than a California or Washington employer, because no statute carves out own-time inventions from the reach of the clause. But that breadth is not unlimited. An assignment clause is still an ordinary contract term subject to general contract-law defenses, and Florida separately subjects contracts that restrict competition after the employment term to a statutory reasonableness regime .
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Fla. Stat. § 542.335 permits enforcement of contracts restricting competition during or after the term of a restrictive covenant only so long as they are reasonable in time, area, and line of business — the general restraint-of-trade bound an aggressive assignment clause would face in Florida.
enforcement of contracts that restrict or prohibit competition during or after the term of restrictive covenants, so long as such contracts are reasonable in time, area, and line of business, is not prohibited.
See Fla. Stat. § 542.335(1) (2025).
State Bd. of Education of Fla. v. Bourne holds that an employer takes an employee's patent only through express contract terms or an unequivocal hired-to-invent engagement — so in Florida the assignment clause itself, not a statute, defines what the employer may claim.
We have found no case upholding the employer’s right to the patent of an employee unless the contract of employment by express terms or unequivocal inference shows that the employee was hired for the express purpose of producing the thing patented.
See State Bd. of Education of Fla. v. Bourne, 150 Fla. 323, 7 So. 2d 838 (Fla. 1942).
Stanford v. Roche confirms the long-standing premise of U.S. patent law that rights in an invention belong to the inventor, the baseline against which any assignment clause is measured.
Since 1790, the patent law has operated on the premise that rights in an invention belong to the inventor.
See Bd. of Trustees of the Leland Stanford Junior Univ. v. Roche Molecular Sys., Inc., 563 U.S. 776 (2011).
Must a Florida employer notify the employee?
Not applicable. Because Florida has no invention-assignment statute, there is no statutory carve-out to notify the employee about and no notice requirement of the kind California imposes under Labor Code § 2872 or Washington imposes under RCW 49.44.140(3). What Florida enforces instead is contractual: any duty to disclose or assign inventions arises from the express terms of the agreement itself .
There is nothing to give notice of. A notice requirement exists in California and Washington precisely to alert the employee to a statutory own-time carve-out that limits the assignment; Florida has enacted no such carve-out, so there is no statutory line for a notice to mark. This is why the entry is marked not applicable rather than a bare no: the question presupposes a statutory carve-out that Florida does not have.
Where Florida does police an employer's claim to an employee invention, it looks to the contract's express terms. State Board of Education of Fla. v. Bourne makes the point from the employer's side — without express terms or a hired-to-invent engagement, the employer has no claim to notice anyone about .
One nearby statute is worth distinguishing. Florida's 2025 CHOICE Act (Fla. Stat. §§ 542.41–542.45, effective July 1, 2025) does impose written notice and review-period formalities — but only for covered garden-leave and covered noncompete agreements with certain high earners. It is a restrictive-covenant statute, not an invention-assignment statute, and it attaches no notice obligation to an ordinary invention-assignment clause. For a multistate employer the takeaway is the inverse of the notice states: a Florida employer neither has to give a § 2872-style notice nor can rely on one to cure an overbroad clause.
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State Bd. of Education of Fla. v. Bourne shows that Florida polices an employer's claim to an employee invention through the contract's express terms, so any disclosure or assignment duty arises from the agreement itself rather than from a notice-requiring statute.
We have found no case upholding the employer’s right to the patent of an employee unless the contract of employment by express terms or unequivocal inference shows that the employee was hired for the express purpose of producing the thing patented.
See State Bd. of Education of Fla. v. Bourne, 150 Fla. 323, 7 So. 2d 838 (Fla. 1942).
Who owns an invention by default in Florida?
The inventor, unless hired to invent. Absent a written assignment, Florida follows the common-law rule that an invention belongs to the employee who conceived it, and the Florida Supreme Court has refused to award an employer a patent where the employment was general and the invention merely incidental to it. The narrow exception is the employee hired to invent the very thing patented. On a touch screen, a tap shows all 2 sources in this group.
Florida's appellate courts state the default in plain terms. In the City of Cocoa v. Leffler litigation, Florida's Fifth District put the general rule this way :
The Federal Circuit, applying Florida law in Teets v. Chromalloy Gas Turbine Corp., restated the same baseline — ownership springs from invention — and made the presumption explicit .
“As part of that reward, an invention presumptively belongs to its creator.”
The hired-to-invent exception is the principal way an employer takes ownership without a written assignment. The Florida Supreme Court framed it narrowly in State Board of Education of Fla. v. Bourne: the employment must show, by express terms or unequivocal inference, that the employee was engaged to produce the thing patented .
Bourne also states the converse — general employment does not reach an incidental invention .
The federal restatement of the exception matches. Under United States v. Dubilier Condenser Corp., an employee engaged to make a particular invention who succeeds during the term of service must assign the resulting patent to the employer .
Short of hired-to-invent, an employee who was not bound by a written assignment but used the employer's time, tools, and materials leaves the employer with only the equitable shop right recognized in Dubilier — a non-exclusive license to use the invention, not ownership of it. Because ownership starts with the inventor and Florida has no statute filling the gap, the dependable path for an employer is a written present-assignment (hereby assigns) clause that transfers legal title automatically on conception, rather than a future promise to assign or an after-the-fact hired-to-invent argument that turns on facts about what the employee was engaged to do.
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City of Cocoa v. Leffler states the common-law default that an invention is the property of the inventor who conceived, developed, and perfected it.
The common law generally regards an invention as the property of the inventor who conceived, developed, and perfected it.
See City of Cocoa v. Leffler, 762 So. 2d 1052 (Fla. 5th DCA 2000).
Teets v. Chromalloy, a Federal Circuit decision applying Florida law, restates the baseline that an invention presumptively belongs to its creator, so an employer's ownership must come from an express or implied-in-fact contract.
As part of that reward, an invention presumptively belongs to its creator.
See Teets v. Chromalloy Gas Turbine Corp., 83 F.3d 403 (Fed. Cir. 1996) (applying Florida law).
State Bd. of Education of Fla. v. Bourne confines the hired-to-invent exception to employment that shows, by express terms or unequivocal inference, that the employee was engaged for the express purpose of producing the thing patented.
We have found no case upholding the employer’s right to the patent of an employee unless the contract of employment by express terms or unequivocal inference shows that the employee was hired for the express purpose of producing the thing patented.
See State Bd. of Education of Fla. v. Bourne, 150 Fla. 323, 7 So. 2d 838 (Fla. 1942).
State Bd. of Education of Fla. v. Bourne holds that where the employment was general and the invention merely incidental to it, the employer cannot claim the patent — the employee-ownership default for general employees.
If the employment was general and the invention was an incident to that, the employer cannot claim the patent.
See State Bd. of Education of Fla. v. Bourne, 150 Fla. 323, 7 So. 2d 838 (Fla. 1942).
United States v. Dubilier Condenser Corp. holds that an employee hired to make an invention who succeeds during the term of service is bound to assign the resulting patent to the employer.
One employed to make an invention, who succeeds, during his term of service, in accomplishing that task, is bound to assign to his employer any patent obtained.
See United States v. Dubilier Condenser Corp., 289 U.S. 178 (1933).
Are trailing-assignment (holdover) clauses enforceable in Florida?
Most likely tested for reasonableness under Fla. Stat. § 542.335, but the invention-specific application is undecided. No Florida decision found in our review has applied § 542.335 — or any other rule — to a post-employment holdover invention-assignment clause specifically. What Florida does have, unlike pure common-law states, is a comprehensive statutory reasonableness framework for post-term restrictive covenants: a signed writing, a pleaded and proven legitimate business interest, reasonable necessity, and rebuttable time presumptions. That framework is what a Florida court would most likely reach for when asked to enforce a clause sweeping in inventions conceived after employment ends. On a touch screen, a tap shows all 2 sources in this group.
Section 542.335 is broadly worded — it governs any contract that restricts or prohibits competition during or after the term of a restrictive covenant, not just noncompetes by name — and it puts the burden on the enforcing party .
A covenant that fails that showing does not merely lose on the facts; the statute voids it .
The statute also requires a writing signed by the person against whom enforcement is sought, and it supplies rebuttable time presumptions for restraints against former employees — six months or less is presumptively reasonable, more than two years presumptively unreasonable .
The closest Florida appellate decision shows how demanding the proof burden can be — but it is not a holdover-assignment holding. In Gould & Lamb, LLC v. D'Alusio, the employee had signed a document titled employee invention assignment and confidentiality agreement, yet the clause the employer sought to enforce was that agreement's noncompete, and Florida's Second District reversed enforcement because the employer failed to prove a legitimate business interest .
“Generalized statements of concern cannot substitute for proof.”
Teets v. Chromalloy supplies the doctrinal reason a trailing clause is analyzed as a restraint rather than as ordinary ownership law: implied-in-fact ownership is measured by the employment relationship at the time of the inventive work, so inventions conceived after employment ends are reachable only through the express contract .
Extending § 542.335 to holdover assignments is a prediction, not a holding. The uncertainty comes from missing case law, not ambiguous text: the statute's language comfortably reaches a post-term restraint on what an ex-employee may do with future inventions, but no Florida decision found in our review has decided the question. A second open question sits alongside it: Florida's 2025 CHOICE Act (Fla. Stat. §§ 542.41–542.45) creates a separate regime for covered garden-leave and covered noncompete agreements with certain high earners, and no authority found in our review addresses whether an aggressive holdover assignment against a covered high earner could be recharacterized as a covered restraint under it. The safe reading is that an overbroad trailing clause is at meaningful risk in Florida — a court applying § 542.335's framework would demand a signed writing, proof of a legitimate business interest, and a duration a former employee could live with.
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Fla. Stat. § 542.335(1)(b) requires the party seeking enforcement of a restrictive covenant to plead and prove one or more legitimate business interests justifying it — the burden a Florida employer would most likely have to carry to enforce a holdover assignment clause.
The person seeking enforcement of a restrictive covenant shall plead and prove the existence of one or more legitimate business interests justifying the restrictive covenant.
See Fla. Stat. § 542.335(1)(b) (2025).
Fla. Stat. § 542.335(1)(b) voids any restrictive covenant not supported by a legitimate business interest, so a trailing-assignment restraint that fails the showing is unenforceable, not merely disfavored.
Any restrictive covenant not supported by a legitimate business interest is unlawful and is void and unenforceable.
See Fla. Stat. § 542.335(1)(b) (2025).
Fla. Stat. § 542.335(1)(d) directs courts to apply rebuttable time presumptions to post-term restraints — against a former employee, six months or less is presumptively reasonable and more than two years presumptively unreasonable — the yardstick a holdover clause's duration would most likely be measured against.
In determining the reasonableness in time of a postterm restrictive covenant not predicated upon the protection of trade secrets, a court shall apply the following rebuttable presumptions:
See Fla. Stat. § 542.335(1)(d) (2025).
Gould & Lamb v. D'Alusio, a § 542.335 case arising from an employee invention assignment and confidentiality agreement, reversed enforcement of that agreement's noncompete clause because the employer failed to prove a legitimate business interest — it shows the statute's proof burden has teeth, but it is not a holdover-invention-assignment holding.
Generalized statements of concern cannot substitute for proof.
See Gould & Lamb, LLC v. D'Alusio, 949 So. 2d 1212 (Fla. 2d DCA 2007).
Teets v. Chromalloy, applying Florida law, examines the employment relationship at the time of the inventive work to find an implied-in-fact contract to assign — so post-employment inventions are reachable only through an express trailing clause, which is why such a clause is analyzed as a post-term restraint.
To apply this contract principle, a court must examine the employment relationship at the time of the inventive work to determine if the parties entered an implied-in-fact contract to assign patent rights.
See Teets v. Chromalloy Gas Turbine Corp., 83 F.3d 403 (Fed. Cir. 1996) (applying Florida law).
State Bd. of Education of Fla. v. Bourne holds that an employer takes an employee's patent only through express contract terms or an unequivocal hired-to-invent engagement — so in Florida the assignment clause itself, not a statute, defines what the employer may claim.
We have found no case upholding the employer’s right to the patent of an employee unless the contract of employment by express terms or unequivocal inference shows that the employee was hired for the express purpose of producing the thing patented.
See State Bd. of Education of Fla. v. Bourne, 150 Fla. 323, 7 So. 2d 838 (Fla. 1942).
Teets v. Chromalloy, a Federal Circuit decision applying Florida law, restates the baseline that an invention presumptively belongs to its creator, so an employer's ownership must come from an express or implied-in-fact contract.
As part of that reward, an invention presumptively belongs to its creator.
See Teets v. Chromalloy Gas Turbine Corp., 83 F.3d 403 (Fed. Cir. 1996) (applying Florida law).
Do not assume a Florida employee works like a California or Washington one. There is no invention-assignment statute here, so there is no statutory carve-out to rely on and no notice safe harbor — the employer's claim rises or falls on the contract's express terms and the general limits on restraints . Draft with present-assignment (hereby assigns) language so title passes automatically, because absent an effective assignment the invention presumptively belongs to its creator . Keep any trailing or holdover assignment narrow, short, and tied to a provable legitimate business interest: no Florida decision found in our review has applied § 542.335 to a holdover invention-assignment clause, but under that framework the enforcing party carries the burden of proof — generalized statements of concern will not do — and a restraint against a former employee longer than two years is presumptively unreasonable .
What does federal law require a confidentiality and invention assignment agreement in Florida to say about whistleblowers and pay?
An employee confidentiality, non-compete, or invention assignment agreement signed or updated now that governs trade secrets or other confidential information must give the Defend Trade Secrets Act whistleblower-immunity notice, and for employees the National Labor Relations Act covers, Section 7 of that Act protects concerted activity, including joining together over pay and working conditions, that a broad confidentiality clause can restrict. The employer may satisfy the notice duty by cross-referencing a qualifying policy document provided to the employee, but an employer that omits the notice may not be awarded exemplary damages or attorney fees under the Defend Trade Secrets Act in an action against an employee who was not given notice.
The notice describes a federal immunity: an individual cannot be held liable under federal or state trade-secret law for disclosing a trade secret in confidence to a government official or an attorney solely to report or investigate a suspected violation of law, or in a court filing made under seal. For an agreement signed or updated now, the duty to give that notice reaches any agreement with an employee that governs trade secrets or other confidential information, whatever else the agreement does.
Section 7 gives employees the National Labor Relations Act covers a statutory right to engage in concerted activity for mutual aid or protection, including joining together to improve pay and working conditions. For employees the Act covers, the Board's work-rule standard adopted in 2023 makes a rule presumptively unlawful if it has a reasonable tendency to chill employees from exercising their Section 7 rights; an employer can rebut that presumption only by showing a legitimate and substantial business interest it cannot serve with a more narrowly tailored rule. The 2023 standard may change, but the Section 7 right it enforces is statutory. State law may add its own requirements for the same clauses.
A form carried over without the immunity notice, or a cross-reference to a reporting policy the employee never received, leaves the confidentiality clause without a valid notice, so the Act's exemplary damages and attorney fees are unavailable against that employee. A Confidential Information definition that sweeps in pay and working conditions with no carve-out exposes the employer to an unfair-labor-practice finding for employees the Act covers.
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An individual is immune from criminal and civil liability under federal and state trade-secret law for disclosing a trade secret in confidence to a government official or an attorney solely to report or investigate a suspected violation of law, or in a court filing made under seal.
An individual shall not be held criminally or civilly liable under any Federal or State trade secret law for the disclosure of a trade secret that— (A) is made— (i) in confidence to a Federal, State, or local government official, either directly or indirectly, or to an attorney; and (ii) solely for the purpose of reporting or investigating a suspected violation of law; or (B) is made in a complaint or other document filed in a lawsuit or other proceeding, if such filing is made under seal.
See 18 U.S.C. § 1833(b)(1).
An employer must give notice of the trade-secret whistleblower immunity in any contract or agreement with an employee that governs the use of a trade secret or other confidential information.
An employer shall provide notice of the immunity set forth in this subsection in any contract or agreement with an employee that governs the use of a trade secret or other confidential information.
See 18 U.S.C. § 1833(b)(3)(A).
An employer complies with the notice requirement by cross-referencing a policy document, provided to the employee, that sets out the employer's reporting policy for a suspected violation of law.
An employer shall be considered to be in compliance with the notice requirement in subparagraph (A) if the employer provides a cross-reference to a policy document provided to the employee that sets forth the employer's reporting policy for a suspected violation of law.
See 18 U.S.C. § 1833(b)(3)(B).
An employer that does not give the required notice may not be awarded exemplary damages or attorney fees in a trade-secret action against an employee who did not receive it.
If an employer does not comply with the notice requirement in subparagraph (A), the employer may not be awarded exemplary damages or attorney fees under subparagraph (C) or (D) of section 1836(b)(3) in an action against an employee to whom notice was not provided.
See 18 U.S.C. § 1833(b)(3)(C).
Section 7 gives employees the right to engage in concerted activities for mutual aid or protection, the statutory basis for keeping discussion of pay and working conditions outside confidentiality restrictions.
Employees shall have the right to self-organization, to form, join, or assist labor organizations, to bargain collectively through representatives of their own choosing, and to engage in other concerted activities for the purpose of collective bargaining or other mutual aid or protection, and shall also have the right to refrain from any or all of such activities except to the extent that such right may be affected by an agreement requiring membership in a labor organization as a condition of employment as authorized in section 158(a)(3) of this title.
See 29 U.S.C. § 157 (NLRA § 7).
The National Labor Relations Board protects the right of private-sector employees, with or without a union, to join together to improve wages, benefits, and working conditions.
Established in 1935, the National Labor Relations Board is an independent federal agency that protects employees from unfair labor practices and protects the right of private sector employees to join together, with or without a union, to improve wages, benefits and working conditions.
See NLRB Office of Public Affairs, news release of Feb. 21, 2023 (agency mission statement).
Under the work-rule standard the Board adopted in 2023, a rule with a reasonable tendency to chill employees from exercising their Section 7 rights is presumptively unlawful unless the employer proves a legitimate and substantial business interest it cannot advance with a more narrowly tailored rule.
Under the new standard adopted in Stericycle, the General Counsel must prove that a challenged rule has a reasonable tendency to chill employees from exercising their rights. If the General Counsel does so, then the rule is presumptively unlawful. However, the employer may rebut the presumption by proving that the rule advances a legitimate and substantial business interest and that the employer is unable to advance that interest with a more narrowly tailored rule.
See Stericycle, Inc., 372 NLRB No. 113 (2023); NLRB Office of Public Affairs, Board Adopts New Standard for Assessing Lawfulness of Work Rules (Aug. 2, 2023).