U.S. patent number D276,881 [Application Number 06/443,663] was granted by the patent office on 1984-12-25 for portable pipe end preparation tool with right angle feed control. This patent grant is currently assigned to Tri Tool, Inc.. Invention is credited to William H. Astle.
United States Patent | D276,881 |
Astle | December 25, 1984 |
Inventors: | Astle; William H. (Rancho Cordova, CA) |
---|---|
Assignee: | Tri Tool, Inc. (Rancho Cordova,
CA) |
Appl. No.: | 06/443,663 |
Filed: | November 22, 1982 |
Current U.S. Class: | D8/61; D15/130 |
Field of Search: | ;D15/122,130 ;D8/61,62 ;409/175 ;82/4C ;408/80,81 |
D264678 | June 1982 | Astle et al. |
2227348 | December 1940 | Johnson |
3228268 | January 1966 | Strout |
3754488 | August 1973 | Pajari |
3999452 | December 1976 | Larsen |
4114485 | September 1978 | Coblitz et al. |
4257289 | March 1981 | Groothius |
4411178 | October 1983 | Wachs et al. |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.