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US Patent 12122441 Electric handcart

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
0
Date Filed
November 8, 2019
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Date of Patent
October 22, 2024
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Patent Application Number
17774938
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Patent Citations
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US Patent 10099732 Motorized wheelbarrow assembly
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US Patent 9120657 Power hand truck
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US Patent 9636992 Modular systems package for an electrically motorized vehicle
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US Patent 7163213 Powered hand truck
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US Patent 7775306 Motorized wheelbarrow and associated method
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US Patent 8235153 Motorized wheelbarrow
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US Patent 8851215 Electric wheeled apparatus
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US Patent 8997903 Motorized load assistance for wheelbarrows
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Patent Inventor Names
Da Zheng Li
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Wei Wei An
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
12122441
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Patent Primary Examiner
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Steve Clemmons
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CPC Code
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B62B 5/0438
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B62B 5/0046
0
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B62B 2005/0471
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B62B 5/0053
0
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B60T 13/74
0
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B62B 5/0066
0
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B62B 1/002
0
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B62B 5/0069
0

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