Patent and Trademark Office notices U.S. Patent and Trademark Office official gazette United States Patent and Trademark Office. creator text dcu Washington, D.C.? Dept. of Commerce, Patent and Trademark Office For sale by the Supt. of Docs., U.S. G.P.O. 19uu 9999 monographic Weekly eng
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v. 27 cm. Description based on: [March 3, 1981]; title from caption. Taken from issues of Official gazette of the United States Patent and Trademark Office. n-us--- Trademarks United States Periodicals Patents United States Periodicals C 21.5/4 A: C 21.5/4 A: Official gazette of the United States Patent and Trademark Office (DLC) 75641793 sn 87043037 703-035-00000-1 GPO PUCPR 810609 20160527200937.0 158327