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35 USC § 253 - Disclaimer

USCPrelim is a preliminary release and may be subject to further revision before it is released again as a final version.

Current through Pub. L. 112-283. (See Public Laws for the current Congress.)

(a) In General.— Whenever a claim of a patent is invalid the remaining claims shall not thereby be rendered invalid. A patentee, whether of the whole or any sectional interest therein, may, on payment of the fee required by law, make disclaimer of any complete claim, stating therein the extent of his interest in such patent. Such disclaimer shall be in writing, and recorded in the Patent and Trademark Office; and it shall thereafter be considered as part of the original patent to the extent of the interest possessed by the disclaimant and by those claiming under him.
(b) Additional Disclaimer or Dedication.— In the manner set forth in subsection (a), any patentee or applicant may disclaim or dedicate to the public the entire term, or any terminal part of the term, of the patent granted or to be granted.

Whenever, without any deceptive intention, a claim of a patent is invalid the remaining claims shall not thereby be rendered invalid. A patentee, whether of the whole or any sectional interest therein, may, on payment of the fee required by law, make disclaimer of any complete claim, stating therein the extent of his interest in such patent. Such disclaimer shall be in writing, and recorded in the Patent and Trademark Office; and it shall thereafter be considered as part of the original patent to the extent of the interest possessed by the disclaimant and by those claiming under him.
In like manner any patentee or applicant may disclaim or dedicate to the public the entire term, or any terminal part of the term, of the patent granted or to be granted.

Source

(July 19, 1952, ch. 950, 66 Stat. 809; Pub. L. 93–596, § 1,Jan. 2, 1975, 88 Stat. 1949; Pub. L. 112–29, § 20(e),Sept. 16, 2011, 125 Stat. 334.)
Amendment of Section

Pub. L. 112–29, § 20(e), (l),Sept. 16, 2011, 125 Stat. 334, 335, provided that, effective upon the expiration of the 1-year period beginning on Sept. 16, 2011, and applicable to proceedings commenced on or after that effective date, this section is amended: (1) in the first undesignated paragraph, by striking “Whenever, without any deceptive intention,” and inserting “(a) In General.—Whenever”; and (2) in the second undesignated paragraph, by striking “In like manner” and inserting “(b) Additional Disclaimer or Dedication.—In the manner set forth in subsection (a),”. See 2011 Amendment note below.
Historical and Revision Notes

Based on Title 35, U.S.C., 1946 ed., § 65 (R.S. 4917).
Language is changed and substantive changes are introduced; (1) only a claim as a whole may be disclaimed, and (2) the provision regarding delay is omitted. See preliminary general description of bill.
See section 288.
The second paragraph is new and provides for the disclaiming or dedication of an entire patent, or any terminal part of the term, for example, a patentee may disclaim the last three years of the term of his patent.
Amendments

2011—Pub. L. 112–29designated first and second pars. as subsecs. (a) and (b), respectively, inserted headings, in subsec. (a) substituted “Whenever” for “Whenever, without any deceptive intention,”, and in subsec. (b) substituted “In the manner set forth in subsection (a),” for “In like manner”.
1975—Pub. L. 93–596substituted “Patent and Trademark Office” for “Patent Office”.
Effective Date of 2011 Amendment

Amendment by Pub. L. 112–29effective upon the expiration of the 1-year period beginning on Sept. 16, 2011, and applicable to proceedings commenced on or after that effective date, see section 20(l) ofPub. L. 112–29, set out as a note under section 2 of this title.
Effective Date of 1975 Amendment

Amendment by Pub. L. 93–596effective Jan. 2, 1975, see section 4 ofPub. L. 93–596, set out as a note under section 1111 of Title 15, Commerce and Trade.

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35 USCDescription of ChangeSession YearPublic LawStatutes at Large

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