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. 03, 2025
Filed:
Aug. 04, 2023
Spm Oil & Gas Inc., Fort Worth, TX (US);
Nadiya Fuller, Plano, TX (US);
Brian C. Witkowski, Weatherford, TX (US);
SPM Oil & Gas Inc., Fort Worth, TX (US);
Abstract
In some implementations, a check valve may include a hanger configured in a valve body in a position that is approximately parallel to a direction of flow, wherein the hanger includes a first mating surface on a bottom face of the hanger. The check valve may include a clapper rotatably connected to the hanger, wherein the clapper is configured to rotate between a closed position and an open position, wherein the clapper includes a second mating surface on a top face of the clapper, and wherein the first mating surface and the second mating surface are configured to form a mated interface when the clapper is in the open position.