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US Patent 11903465 Umbrella having anti-inversion mechanism

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
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Date Filed
November 3, 2021
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Date of Patent
February 20, 2024
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Patent Application Number
17517991
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Patent Citations
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US Patent 10716372 Umbrella frame bending structure for two-fold inverted umbrella
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US Patent 11006711 Umbrella having anti-inversion mechanism
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US Patent 6863081 Wind-proof umbrella rib structure
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US Patent 6948506 Umbrella with a rotatable canopy
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US Patent 7415986 Reinforced structure for collapsible and wind resistible umbrella
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US Patent 7527063 Rib structure of an umbrella with two layers of umbrella cover
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US Patent 7588042 Folding shaft for umbrellas
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US Patent 9301582 Umbrella having improved shaft and rib assembly
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US Patent 9486044 Reverse folding umbrella
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US Patent 9609926 Umbrella having improved shaft and rib assembly
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•••
Patent Inventor Names
David Haythornthwaite
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
11903465
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Patent Primary Examiner
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Noah Chandler Hawk
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CPC Code
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A45B 25/22
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A45B 25/18
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