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US Patent D909989 Headphones

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D9099890

Patent Inventor Names

Qihao Lu0

Date of Patent

February 9, 2021

Patent Application Number

297046540

Date Filed

September 6, 2019

Patent Citations

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US Patent 10021487 Headsets with external speakers with predetermined shapes and designs

Patent Citations Received

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US Patent D1001771 Headphone

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US Patent D1026857 Headphone

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US Patent D1016784 Portion of a headphone

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US Patent D1000411 Headphone

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US Patent D1000412 Portion of a headphone

Patent Primary Examiner

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Paula Allen Greene

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