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:
Mar. 21, 2023
Filed:
Jan. 13, 2020
Applicant:
A.w. Chesterton Company, Groveland, MA (US);
Inventor:
Pierre Aouni Alfons Al-Darra, Eching, DE;
Assignee:
A.W. CHESTERTON COMPANY, Groveland, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/34 (2006.01); F16J 15/3276 (2016.01);
U.S. Cl.
CPC ...
F16J 15/3412 (2013.01); F16J 15/3276 (2013.01);
Abstract
A sealing assembly that includes first, second and third sealing elements, where the first sealing element is disposed between the second and third sealing elements. The sealing elements are shaped in a complementary manner so that the sealing elements when assembled nest together. The sealing elements also have different hardness values associated therewith.