U.S. patent number D612,840 [Application Number D/329,601] was granted by the patent office on 2010-03-30 for communications headset. This patent grant is currently assigned to Plantronics, Inc.. Invention is credited to John Ledingham, Stann Sheperd, Joseph Yang.
United States Patent | D612,840 |
Yang , et al. | March 30, 2010 |
Inventors: | Yang; Joseph (San Jose, CA), Sheperd; Stann (San Jose, CA), Ledingham; John (Scotts Valley, CA) |
---|---|
Assignee: | Plantronics, Inc. (Santa Cruz,
CA) |
Appl. No.: | D/329,601 |
Filed: | December 18, 2008 |
Current U.S. Class: | D14/223; D14/206 |
Current International Class: | 1401 |
Field of Search: | ;D14/205,206,223,225,249,142,192,188 ;181/129,130 ;379/430,431 ;381/380,381,370,375,92 ;455/569.1,575.2,90.2 |
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Sennheiser Communications. VMX 100 Headset Instruction Manual. May 2005. pp. 1, 6-17, 148. China. cited by other. |
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