U.S. patent number D471,537 [Application Number D/162,441] was granted by the patent office on 2003-03-11 for headset ear loop. This patent grant is currently assigned to Plantronics, Inc.. Invention is credited to Soohyun Ham.
United States Patent | D471,537 |
Ham | March 11, 2003 |
Inventors: | Ham; Soohyun (Santa Cruz, CA) |
---|---|
Assignee: | Plantronics, Inc. (Santa Cruz,
CA) |
Appl. No.: | D/162,441 |
Filed: | June 14, 2002 |
Current U.S. Class: | D14/223; D14/224 |
Current International Class: | 1401 |
Field of Search: | ;D14/192,205,206,223 ;D24/173,174 ;181/128,129,130,131 ;379/430,431 ;381/381 |
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D174053 | February 1955 | Norris |
D179150 | November 1956 | Norris |
D179151 | November 1956 | Norris |
D180694 | July 1957 | Norris |
D180695 | July 1957 | Norris |
4617431 | October 1986 | Scott et al. |
D421755 | March 2000 | Pitel |
D441739 | May 2001 | Hayes et al. |
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