35 U.S.C. 288 — Action for infringement of a patent containing an invalid claim
Statute text
Copy text35 U.S.C. · MPEP Appendix L (Revision 01.2024)
35 U.S.C. 288 — Action for infringement of a patent containing an invalid claim.
[Editor Note: Applicable to all proceedings commenced on or after September 16, 2012. See 35 U.S.C. 288 (pre-AIA) for the law otherwise applicable.]
Whenever a claim of a patent is invalid, an action may be maintained for the infringement of a claim of the patent which may be valid. The patentee shall recover no costs unless a disclaimer of the invalid claim has been entered at the Patent and Trademark Office before the commencement of the suit.
(Amended Jan. 2, 1975, Public Law 93-596, sec. 1, 88 Stat. 1949; amended Sept. 16, 2011, Public Law 112-29, sec. 20(h), 125 Stat. 284, effective Sept. 16, 2012.)
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Prior version
35 U.S.C. 288 (pre-AIA) Action for infringement of a patent containing an invalid claim.
[Editor Note: Not applicable to to proceedings commenced on or after September 16, 2012. See 35 U.S.C. 288 for the law otherwise applicable.]
Whenever, without deceptive intention, a claim of a patent is invalid, an action may be maintained for the infringement of a claim of the patent which may be valid. The patentee shall recover no costs unless a disclaimer of the invalid claim has been entered at the Patent and Trademark Office before the commencement of the suit.
(Amended Jan. 2, 1975, Public Law 93-596, sec. 1, 88 Stat. 1949.)
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Cited by the manual
0 sectionsNo structured MPEP section cites this authority yet (coverage is partial — see the section index).