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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.:

US 12734772 B1

PDFFull Text
Date of Patent:
Sep. 15, 2026

Filed:

Mar. 29, 2023

Sealant composition for self-sealing pneumatic tire

Applicant:

The Goodyear Tire & Rubber Company, Akron, OH (US);

Inventors:

Michael Lawrence Gersman, Cleveland, OH (US);

George Jim Papakonstantopoulos, Medina, OH (US);

Assignee:

THE GOODYEAR TIRE & RUBBER COMPANY, Akron, OH (US);

Attorney:

Mandy B. Willis

Primary Examiner:

Deve V Hall

Int. Cl.
CPC ...
B29C 73/16 (2006.01); B60C 1/00 (2006.01); B60C 19/12 (2006.01); C08K 3/36 (2006.01); C08L 23/22 (2025.01); B29K 23/00 (2006.01); B29L 30/00 (2006.01);
U.S. Cl.
CPC ...
B29C 73/163 (2013.01); B60C 1/0016 (2013.01); B60C 19/12 (2013.01); C08K 3/36 (2013.01); C08L 23/22 (2013.01); B29K 2023/22 (2013.01); B29L 2030/002 (2013.01);
Abstract

A sealant composition suited to forming a sealant layer in a tire includes 100 phr elastomers, including at least 60 phr of an isobutylene-based elastomer component, and at least 5 phr of a conjugated diene-based elastomer component. The sealant composition further includes at least 5 phr of particulate filler, at least 0.5 phr of an organic peroxide, and optionally a colorant which provides the sealant with a non-black color.

Find Patent Forward Citations

Gersman, Michael. (2026). Sealant composition for self-sealing pneumatic tire (U.S. Patent No. 12734772). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12734772

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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