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:
Aug. 11, 2020
Filed:
Aug. 08, 2018
Applicant:
Precision Polymer Products, Inc., Pottstown, PA (US);
Inventor:
Joseph M. Voytilla, Pottstown, PA (US);
Assignee:
Precision Polymer Products, Inc., Pottstown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 45/14 (2006.01); A61M 5/315 (2006.01); A61M 5/50 (2006.01); B65D 35/30 (2006.01);
U.S. Cl.
CPC ...
A61M 5/31513 (2013.01); A61M 5/31511 (2013.01); A61M 5/31515 (2013.01); A61M 5/50 (2013.01); B29C 45/14 (2013.01); A61M 2005/31521 (2013.01); A61M 2207/00 (2013.01); B65D 35/30 (2013.01);
Abstract
A method of manufacturing a sealing element for use in a fluid conveyance device comprising the steps of: forming an elastomeric sealing body including a first body portion defining at least one annular sealing rib, and a second body portion arranged on an end of the first body portion, the second body portion comprising an annular protrusion extending radially beyond the first body portion; and forming a layer of barrier material on a free end of the second body portion, wherein the forming steps are carried out in a single molding operation.