The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 02, 2021
Filed:
Jun. 07, 2019
Applicant:
Pacseal Group, Inc., Brea, CA (US);
Inventors:
Assignee:
PacSeal Group, Inc., Brea, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B 33/06 (2006.01); E21B 34/02 (2006.01); E21B 21/08 (2006.01); F16K 31/60 (2006.01);
U.S. Cl.
CPC ...
E21B 33/06 (2013.01); E21B 21/08 (2013.01); E21B 34/02 (2013.01); F16K 31/60 (2013.01);
Abstract
A locking handle assembly for a rotary valve used in a hydraulic control system for a blow-out preventer used in oil and gas wells.