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:
Dec. 02, 2025
Filed:
Apr. 28, 2023
Applicant:
Saint-gobain Performance Plastics Corporation, Solon, OH (US);
Inventors:
Albert A. Werth, Ft. Myers, FL (US);
Clemens E. Zoellner, Bay City, MI (US);
Assignee:
SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION, Malvern, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 39/22 (2006.01); A61M 39/16 (2006.01); A61M 39/24 (2006.01); F16K 5/04 (2006.01);
U.S. Cl.
CPC ...
A61M 39/22 (2013.01); A61M 39/16 (2013.01); F16K 5/0414 (2013.01); F16K 5/0442 (2013.01); A61M 2039/2486 (2013.01); A61M 2205/33 (2013.01);
Abstract
A valve comprising: a valve body; and a valve stem disposed at least partially within the valve body, the valve stem comprising a sidewall defining a central lumen and at least one opening in the sidewall, wherein the valve is adapted to prevent fluid flow through the lumen when the at least one opening is disposed within the valve body and permit fluid flow through the lumen when the at least one opening is exposed from the valve body, and wherein the valve is essentially free of a spring.