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US Patent 12016804 Collapsible wheelchair
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Is a
Patent
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Date Filed
November 23, 2022
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Date of Patent
June 25, 2024
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Patent Application Number
18058595
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Patent Citations
US Patent 8998245 Folding wheelchair
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US Patent 8864222 Unifoldable reclining chair
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US Patent 10729603 Manual electric folding scooter
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US Patent 6938911 Folding wheelchair
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US Patent 7926606 Fixing device for a foldable chassis of an electric walk-substituting vehicle
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Patent Inventor Names
Yongqiang Li
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Jie Liu
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Jianguo Li
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Xiaodong Wang
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Xiangcheng Liao
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Zhefu Zhang
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Canfeng Liu
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Patent Jurisdiction
United States Patent and Trademark Office
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Patent Number
12016804
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Patent Primary Examiner
James A Shriver, II
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CPC Code
A47C 7/54
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A47C 4/286
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A47C 7/5068
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A47C 4/045
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A61G 5/0858
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A61G 5/0841
0
A61G 5/0866
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A61G 5/085
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A61G 5/08
0
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