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. 23, 2025
Filed:
Aug. 28, 2020
Applicant:
Bridgestone Americas Tire Operations, Llc, Nashville, TN (US);
Inventors:
Shammi Ahmed, Copley, OH (US);
Yingyi Huang, Hudson, OH (US);
Assignee:
Bridgestone Americas Tire Operations, LLC, Nashville, TN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L 9/00 (2006.01); B29D 22/02 (2006.01);
U.S. Cl.
CPC ...
C08L 9/00 (2013.01); B29D 22/023 (2013.01);
Abstract
An air spring bellow formed from a rubber composition including a rubber component that contains a polyisoprene rubber and syndiotactic 1,2-polybutadiene. The syndiotactic 1,2-polybutadiene has a low crystallinity of 40 percent or less and the rubber composition includes a filler.