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US Patent D1022336 Hard hat

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
0
Date Filed
May 16, 2022
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Date of Patent
April 9, 2024
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Patent Application Number
29838842
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Patent Citations
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US Patent D648899 Safety helmet
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US Patent D670034 Vented construction hard hat
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US Patent D705492 Hardhat
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US Patent D708792 Vent openings in head gear
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US Patent 8918918 Apparatus for preventing neck injury, spinal cord injury and concussion
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US Patent D743629 Protective helmet
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US Patent D748866 Hard hat
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US Patent D756038 Helmet
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US Patent D774703 Respirator helmet outer shell
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US Patent D779127 Industrial protection helmet with headband adjusted by a ratchet knob
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•••
Patent Inventor Names
Steven W. Hyma
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Grant T. Squiers
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
D1022336
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Patent Primary Examiner
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Leanne Was-Englehart
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CPC Code
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F41H 1/02
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F41H 1/04
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F41H 1/06
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F41H 1/08
0
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A42B 3/324
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A42B 3/221
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A42B 3/22
0
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A41D 13/00
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A41D 13/015
0
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A41D 13/05
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•••

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