U.S. patent number D457,155 [Application Number D/138,821] was granted by the patent office on 2002-05-14 for communication headset. This patent grant is currently assigned to Plantronics, Inc.. Invention is credited to Christopher B. Houghton, Christopher S. Labak, Fred Polito, Gerald W. Skulley.
United States Patent | D457,155 |
Skulley , et al. | May 14, 2002 |
Inventors: | Skulley; Gerald W. (Aptos, CA), Labak; Christopher S. (Chicago, IL), Houghton; Christopher B. (Chicago, IL), Polito; Fred (Santa Cruz, CA) |
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Assignee: | Plantronics, Inc. (Santa Cruz,
CA) |
Appl. No.: | D/138,821 |
Filed: | March 19, 2001 |
Current U.S. Class: | D14/206 |
Current International Class: | 1401 |
Field of Search: | ;D14/188,192,205-206,223 ;181/129-130 ;379/430,433 ;381/370,376-381 |
D344730 | March 1994 | Gattey et al. |
5469505 | November 1995 | Gattey et al. |
D377020 | December 1996 | Bungardt et al. |
D394437 | May 1998 | Landreth et al. |
5793878 | August 1998 | Chang |
D410921 | June 1999 | Luchs et al. |
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