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US Patent D916383 Welding helmet

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Patent Citations Received
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US Patent D1010940 Welding helmet
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Patent Citations Received
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US Patent D1010939 Welding helmet
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Patent Inventor Names
Ziqian Wu0
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US Patent D0916383 Welding helmet US Patent D916383 Welding helmet

Infobox
Patent Number
D0916383
Patent Number
D916383
Edits on 18 May, 2023
"Remove website redirecting to Patent Public Search front page"
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Official Website
https://pdfpiw.uspto.gov/.piw?Docid=D0916383
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Website URL
https://pdfpiw.uspto.gov/.piw?Docid=D0916383
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 US Patent D0916383 Welding helmet

Infobox
Is a
Patent
Patent
Patent jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent number
D0916383
Date of patent
April 13, 2021
Patent application number
29673158
Date Filed
December 12, 2018
Patent citations
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US Patent 10172741 Power saving welding helmet
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US Patent 10231873 Auto darkening mask
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US Patent 10426667 Automatic darkening filter apparatus and method
Patent primary examiner
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Kimberly Barnes

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