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US Patent D840474 Pen

OverviewStructured DataIssuesContributors
Is a
Patent
Patent
1
Date Filed
June 13, 2017
1
Date of Patent
February 12, 2019
1
Patent Application Number
29607358
1
Patent Citations Received
‌
US Patent D1029937 Pen
2
‌
US Patent D1029938 Case for refill lead
3
Patent Inventor Names
Lei Xin Li
1
Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
1
Patent Number
D840474
1
Patent Primary Examiner
Elizabeth A. Albert
Elizabeth A. Albert
1
Industry
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