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:
Nov. 25, 2025
Filed:
Jan. 13, 2025
Applicant:
Forum Us, Inc., Houston, TX (US);
Inventor:
Jeffery Morrison, Missouri City, TX (US);
Assignee:
FORUM US, INC., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 47/117 (2012.01);
U.S. Cl.
CPC ...
E21B 33/12 (2013.01); E21B 47/117 (2020.05);
Abstract
Aspects of the present disclosure relate to wellbore plugs, and specifically to pump down wiper plug assemblies used for conducting casing integrity pressure tests and completing wellbores. A plug assembly comprises one or more of a mandrel, a wiper, a plug member, a ring member, and dissolvable member. The dissolvable member, and the plug member and the ring member are configured to temporarily close fluid flow through an inner bore of the mandrel. The entire or only a portion of the outer surface of the dissolvable member comprises a protective coating.