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US Patent 11754275 Optical face protection apparatus and face protection apparatus
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Patent
Date Filed
December 27, 2021
Date of Patent
September 12, 2023
Patent Application Number
17562929
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Patent Citations Received
US Patent 12121088 Optical face protection shield, heated optical face protection apparatus, and method
0
Patent Inventor Names
George A. Van Straten
Patent Jurisdiction
United States Patent and Trademark Office
Patent Number
11754275
Patent Primary Examiner
Bao Q Truong
CPC Code
F21S 45/60
B60Q 1/0017
B60Q 1/04
H05B 3/12
H05B 3/18
H05B 3/56
F21V 29/86
F21V 29/87
F21V 29/90
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