(815 ILCS 620/Art. III heading)

(815 ILCS 620/301) (from Ch. 29, par. 301) Sec. 301. Contracts. Every contract for invention development services shall be in writing and shall be subject to the provisions of this Act. A copy of the written contract shall be given to the customer for him to retain at the time he signs the contract. (Source: P.A. 81-542.)

(815 ILCS 620/302) (from Ch. 29, par. 302) Sec. 302. Notice on contract. Each and every contract for invention development services shall carry a distinctive and conspicuous cover sheet with the following notice to the customer printed thereon in boldface type of not less than 10-point size or equivalent size if handwritten: "The following disclosures are required by law: You have the right to cancel this contract for any reason at any time within 7 days from the date you receive a copy of it signed by all parties to the contract. To exercise this option you need only mail or deliver to the other party written notice of your cancellation. The method and time for notification is set forth in this contract immediately above the place for your signature. Upon your cancellation, the other party must return by mail, within 5 business days, all money paid and all materials provided by you. This contract is regulated by law. The other party to this contract is not qualified or permitted to advise you whether protection of your invention is available under the patent laws of the United States or any other laws. If your invention is patentable or infringes an existing patent, your failure to inquire into these matters may affect your rights to your invention. Disclosure of your invention on a nonconfidential basis may also adversely affect your rights." (Source: P.A. 81-542.)

(815 ILCS 620/303) (from Ch. 29, par. 303) Sec. 303. Title to invention. No invention developer shall acquire any interest, partial or whole, in the title to the customer's invention as part of a contract for invention development services. Nothing in this Section shall be construed to prohibit an invention developer from contracting with a customer to receive a portion of any proceeds accruing to the customer as a result of performance of invention development services by the invention developer. (Source: P.A. 81-542.)

(815 ILCS 620/304) (from Ch. 29, par. 304) Sec. 304. Rights of customer against third parties. No contract for invention development services shall require the execution of any note or series of notes by the customer which, when separately negotiated, will cut off as to third parties any right of action or defense which the customer may have against the invention developer. (Source: P.A. 81-542.)

(815 ILCS 620/305) (from Ch. 29, par. 305) Sec. 305. Rights of customer against assignee of invention developer. Any assignee of the invention developer's rights is subject to all equities and defenses of the customer against the invention developer existing in favor of the customer at the time of the assignment. (Source: P.A. 81-542.)