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:
Sep. 26, 2017
Filed:
Jun. 30, 2016
Applicants:
Brian Williams, Purvis, MS (US);
Gregory Lafleur, Sulphur, LA (US);
Inventors:
Brian Williams, Purvis, MS (US);
Gregory LaFleur, Sulphur, LA (US);
Assignee:
BACKOFF, LLC, Sulphur, LA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/06 (2006.01); E21B 47/00 (2012.01);
U.S. Cl.
CPC ...
E21B 33/06 (2013.01); E21B 33/061 (2013.01); E21B 47/00 (2013.01);
Abstract
The invention discloses a test joint assembly for testing subsea BOP stack valves and annulars in one trip. The test joint assembly has an outer mandrel and a telescopically extendable inner mandrel. The inner mandrel seals against a bottom sub member using a bullnose sealing member.
Quick Actions:
Williams, Brian. (2017). Blowout preventer test joint assembly for testing variable bore rams, shear rams and annulars (U.S. Patent No. 9771771). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9771771
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile