U
- Unauthorized practice at PTO 608 - 608.02
- Undeliverable correspondence, returned as 403
- Unintentional delay
- petition based on 1714.01(e); 1714.01(f) - 1714.01(f)(ii)
- statement of 1714.01(e)
- where unintentional delay applies 1714.01(f) - 1714.01(f)(ii)
- United States Patent and Trademark Office
- Unity of control 714.05(d); 715.03(b); 1201.07 - 1201.07(b)(iv)
- Universal symbols 1202.17 - 1202.17(e)(vi)
- Unpublished decisions 705.05
- Unscheduled closing of USPTO 309
- Unsigned response to Office action 712.02
- Uruguay Round Agreements 1210.08; B
- U.S. Postal Service, interruptions of 305.04
- Use dates (See Dates of use)
- Use in commerce
- assertion of 901
- bona fide use in ordinary course of trade 901.02
- commerce that may be lawfully regulated by Congress 901.03
- current, asserted in §1(a) application 901
- date of first 903.02
- definition of 901.01
- not required in §44 application 901; 1009
- not required in §66(a) application 901; 1904.01(d)
- Use of mark
- as a mark 1202
- bona fide use in ordinary course of trade 901.02
- by applicant 1201.01
- by licensee 1201.03(f)
- by predecessor in title 903.05
- in commerce (See Use in commerce)
- solely as a trade name 1202.01