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US Patent D1003270 Headphones
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Is a
Patent
Date Filed
November 1, 2021
Date of Patent
October 31, 2023
Patent Application Number
29813716
Patent Citations
US Patent D647081 Communications earbud
US Patent D715251 Headset
US Patent D715252 Headset
US Patent D723509 Headphone
US Patent D725636 In-ear headphone
US Patent D736175 Headphone device
US Patent D763226 Headphone
US Patent D769219 Speaker for headphone
US Patent D785593 Headphone
US Patent D809474 Audio headset for bio-signals acquisition
•••
Patent Citations Received
US Patent D1024011 Headphone and charger
0
US Patent D1024010 Headphone and charger
0
Patent Inventor Names
Libin Chen
Patent Jurisdiction
United States Patent and Trademark Office
Patent Number
D1003270
Patent Primary Examiner
Paula Allen Greene
CPC Code
H04R 1/1016
H04R 5/033
H04R 5/0335
H04R 1/1091
H04R 25/00
H04R 25/02
H04R 1/1008
H04R 1/10
H04R 1/02
H04R 5/02
•••
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