U.S. patent number D473,633 [Application Number D/162,464] was granted by the patent office on 2003-04-22 for soft sleeve for fast copper pipe joint. This patent grant is currently assigned to Success & Tech Industrial Co., Ltd.. Invention is credited to Pong Chun-Lee.
United States Patent | D473,633 |
Chun-Lee | April 22, 2003 |
Inventors: | Chun-Lee; Pong (Chang Hua, TW) |
---|---|
Assignee: | Success & Tech Industrial Co.,
Ltd. (Taichung, TW) |
Appl. No.: | D/162,464 |
Filed: | June 18, 2002 |
Current U.S. Class: | D23/262 |
Current International Class: | 2301 |
Field of Search: | ;D23/259,262 ;285/34,35,235 |
3368830 | February 1968 | French |
3638978 | February 1972 | Guntermann |
3837683 | September 1974 | Taylor |
4717182 | January 1988 | Behrens et al. |
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