35 U.S.C. 172: Right of priority

Taken from the Ninth Edition of the MPEP, Revision 07.2015, Last Revised in November 2015

Current Pre-AIA AIA Redline

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35 U.S.C. 172   Right of priority.

[Editor Note: Applicable to any patent application subject to the first inventor to file provisions of the AIA (see 35 U.S.C. 100 (note) ). See 35 U.S.C. 172 (pre‑AIA) for the law otherwise applicable.]

The right of priority provided for by subsections (a) through (d) of section 119 shall be six months in the case of designs. The right of priority provided for by section 119(e) shall not apply to designs.

(Amended Dec. 8, 1994, Public Law 103-465, sec. 532(c)(2), 108 Stat. 4987; amended Sept. 16, 2011, Public Law 112-29, sec. 20(j) (effective Sept. 16, 2012) and sec. 3(g)(effective March 16, 2013), 125 Stat. 284.)