US Patent 11214455 Extendable spool
Patent 11214455 was granted and assigned to Oil States Energy Services L.L.C. on January, 2022 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
March 4, 2019
0
Date of Patent
January 4, 2022
0
Patent Applicant
Patent Application Number
16291559
0
Patent Inventor Names
Mickey Claxton
0
Blake Mullins
0
Bob McGuire
0
Danny L. Artherholt
0
Darin Grassmann
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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