Wisconsin § 943.205 - Theft of trade secrets.
Full text of Wisconsin Wisconsin Statutes § 943.205 — Theft of trade secrets., with citation guidance and answers to common questions.
§ 943.205. Theft of trade secrets.
943.205(1) (1) Whoever with intent to deprive or withhold from the owner thereof the control of a trade secret, or with intent to appropriate a trade secret to his or her own use or the use of another not the owner, and without authority of the owner, does any of the following may be penalized as provided in sub. (3) : 943.205(1)(a) (a) Takes, uses, transfers, conceals, exhibits or retains possession of property of the owner representing a trade secret. 943.205(1)(b) (b) Makes or causes to be made a copy of property of the owner representing a trade secret. 943.205(1)(c) (c) Obtains title to property representing a trade secret or a copy of such property by intentionally deceiving the owner with a false representation which is known to be false, made with intent to defraud, and which does defraud the person to whom it is made. “False representation” includes a promise made with intent not to perform if it is a part of a false and fraudulent scheme. 943.205(2) (2) In this section: 943.205(2)(a) (a) “Copy” means any facsimile, replica, photograph or other reproduction of any property and any notation, drawing or sketch made of or from any property. 943.205(2)(b) (b) “Owner” includes a co-owner of the person charged and a partnership of which the person charged is a member, unless the person charged and the victim are husband and wife. 943.205(2)(c) (c) “Property” includes without limitation because of enumeration any object, material, device, substance, writing, record, recording, drawing, sample, specimen, prototype, model, photograph, micro-organism, blueprint or map, or any copy thereof. 943.205(2)(d) (d) “Representing” means disclosing, embodying, describing, depicting, containing, constituting, reflecting or recording. 943.205(2)(e) (e) “Trade secret” has the meaning specified in s. 134.90 (1) (c) . 943.205(3) (3) Anyone who violates this section is guilty of a Class I felony. 943.205(4) (4) In a prosecution for a violation of this section it shall be no defense that the person charged returned or intended to return the property involved or that the person charged destroyed all copies made. 943.205(5) (5) This section does not prevent anyone from using skills and knowledge of a general nature gained while employed by the owner of a trade secret. 943.205 History History: 1977 c. 173 ; 1983 a. 189 ; 1985 a. 236 ; 1993 a. 213 , 486 ; 1997 a. 254 ; 2001 a. 109 . 943.205 Annotation An insurance agency’s customer list was not a trade secret. Corroon & Black-Rutters & Roberts, Inc. v. Hosch, 109 Wis. 2d 290 , 325 N.W.2d 883 (1982). 943.205 Annotation Pricing policies, cost markups, and the amount of a company’s bid for a particular project were not trade secrets. Wisconsin Electric Power Co. v. PSC, 110 Wis. 2d 530 , 329 N.W.2d 178 (1983). 943.205 Annotation 21st Century White Collar Crime: Intellectual Property Crimes in the Cyber World. Simon & Jones. Wis. Law. Oct. 2004.
Source: official Wisconsin text · Last verified 2026-08-27
Frequently Asked Questions About Wisconsin § 943.205
What does Wisconsin Statutes § 943.205 cover?
Section 943.205 ("Theft of trade secrets.") is part of the Wisconsin Statutes, the codified statutory law of Wisconsin. It sets out the legal rule or procedure described in the text above. Statutes are amended regularly, so always verify against the official source.
How do I cite Wisconsin § 943.205?
A common citation format is "Wisconsin Statutes § 943.205" (Wisconsin). Legal writing may require the code abbreviation, section number, and year or edition. Match the style required by your court, professor, or publisher.
Is this the official text of Wisconsin law?
No. This page is for research and education and may not include the most recent amendments. For official current law, check the Wisconsin official source linked on this page or consult a licensed Wisconsin attorney.
How does Wisconsin § 943.205 apply to my situation?
Statutes are interpreted in context, and application depends on your specific facts. Only a licensed attorney in Wisconsin can advise on how this section applies to you. Contact your state or local bar association for a referral.
Sources & Verification
Not legal advice. Verify against the official source and consult a licensed attorney in Wisconsin.