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US Patent D1027916 Earphone

Overview Structured Data Issues Contributors

Is a

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Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Qiang Ma0

Zheng Wei0

Hangyu Li0

Date of Patent

May 21, 2024

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Patent Application Number

298441260

Date Filed

June 27, 2022

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Patent Citations

US Patent D543972 Ear clip headphone

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US Patent 7356362 Headset structure with built-in audio source

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US Patent D575278 Headset

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US Patent D584283 Earphones

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US Patent D594443 Wireless headset

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US Patent D991226 Wireless headset

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US Patent D893448 Radio receiver

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US Patent D1000425 Earphone

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Patent Primary Examiner

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CPC Code

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