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US Patent 11692543 Scraper ring
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Is a
Patent
0
Date Filed
November 20, 2020
0
Date of Patent
July 4, 2023
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Patent Application Number
16953942
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Patent Citations
US Patent 10837556 Packing for a well service pump
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US Patent 9845801 Header ring for reciprocating pump
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US Patent D895777 Header ring
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US Patent 8191460 Zero emissions reciprocating pump
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US Patent 9534691 Packing assembly for a pump
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Patent Jurisdiction
United States Patent and Trademark Office
0
Patent Number
11692543
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Patent Primary Examiner
Grant Moubry
0
CPC Code
F04B 53/16
0
F04B 53/18
0
F04B 53/164
0
F04B 53/121
0
F16J 9/20
0
F16J 9/203
0
F16J 15/184
0
F16J 15/183
0
F16J 15/20
0
F02F 5/00
0
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