US Patent D944897 Bubble machine

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

D944897

Patent Inventor Names

Wu Chen0

Date of Patent

March 1, 2022

Patent Application Number

29772235

Date Filed

February 28, 2021

Patent Citations Received

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US Patent D1015437 Bubble machine

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US Patent D1033550 Sea otter bubble toy

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US Patent D1029122 Educational toy

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US Patent D999294 Bubble machine

Patent Primary Examiner

‌

Catherine A Tuttle

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