U.S. patent number D491,036 [Application Number D/148,587] was granted by the patent office on 2004-06-08 for pneumatic hammer. Invention is credited to Kuan Lin Wang.
United States Patent | D491,036 |
Wang | June 8, 2004 |
Inventors: | Wang; Kuan Lin (Taichung City, TW) |
---|---|
Appl. No.: | D/148,587 |
Filed: | September 24, 2001 |
Current U.S. Class: | D8/69; D8/68 |
Current International Class: | 0802 |
Field of Search: | ;D8/61,62,63,64,65,66,67,68,69,70,107 ;81/57.11,429,464,465,466,469,489 ;173/13,169,178,213,217 ;227/8,114,120,130,136,142 ;310/50 ;408/20,124,125,234,241R ;451/358 |
3797723 | March 1974 | Perkins et al. |
D316022 | April 1991 | Moraht |
D322204 | December 1991 | Lee |
D348382 | July 1994 | Kaiser |
D383657 | September 1997 | Kaiser |
D383658 | September 1997 | Kaiser |
5727726 | March 1998 | Lin |
D402519 | December 1998 | Warner et al. |
D402520 | December 1998 | Warner et al. |
D402873 | December 1998 | Warner et al. |
D403221 | December 1998 | Warner et al. |
D415399 | October 1999 | Goforth et al. |
5967396 | October 1999 | Chuang |
D417830 | December 1999 | Yang |
D431989 | October 2000 | Lai |
D433908 | November 2000 | Kaiser |
D434628 | December 2000 | Etter et al. |
6325268 | December 2001 | Liang |
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.