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US Patent D540778 Communications headset

Patent D540778 was granted and assigned to Poly on April, 2007 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D540778

Patent Inventor Names

Dale E. Thompson0

Kevin Rausch0

Date of Patent

April 17, 2007

Patent Application Number

29255432

Date Filed

March 7, 2006

Patent Citations Received

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US Patent D1003273 Headphone set

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US Patent D1006790 Headphones

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US Patent D1008998 Headset

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US Patent D1010612 Headset

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US Patent D1011310 Audio headset

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US Patent D988288 Headset with microphone boom

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US Patent D989742 Headset

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