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:
Jun. 30, 2026
Filed:
May. 24, 2024
Applicant:
Mueller International, Llc, Atlanta, GA (US);
Inventors:
James Webber, Decatur, IL (US);
Mohammad Unnus Qasim, Decatur, IL (US);
Assignee:
Mueller International, LLC, Atlanta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16K 3/24 (2006.01); F16K 3/314 (2006.01); F16K 31/52 (2006.01); F16L 55/105 (2006.01); F16L 55/124 (2006.01);
U.S. Cl.
CPC ...
F16K 3/246 (2013.01); F16K 3/314 (2013.01); F16K 31/523 (2013.01); F16L 55/105 (2013.01); F16L 55/124 (2013.01);
Abstract
A pipe stopper includes an expandable stopper body configurable in an expanded configuration and a contracted configuration, the expandable stopper body comprising a shell defining a stopper cavity and further defining an opening providing fluid communication to the stopper cavity through the shell; a pressure assembly received in the stopper cavity and defining a housing cavity; and a valve stem defining a stem fluid pathway, the valve stem movable between an open position and a closed position.