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. 27, 2022
Filed:
Jul. 25, 2012
Applicant:
Maryangel G. Dunlavy, Ravenna, OH (US);
Inventor:
Maryangel G. Dunlavy, Ravenna, OH (US);
Assignee:
Bridgestone Americas Tire Operations, LLC, Nashville, TN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 36/06 (2006.01); C08K 3/36 (2006.01); B60C 1/00 (2006.01); C08K 5/548 (2006.01); C08L 17/00 (2006.01); C08L 91/00 (2006.01); C08L 91/06 (2006.01); C08L 9/06 (2006.01); C08K 3/04 (2006.01);
U.S. Cl.
CPC ...
C08F 36/06 (2013.01); B60C 1/00 (2013.01); B60C 1/0016 (2013.01); C08K 3/36 (2013.01); C08K 5/548 (2013.01); C08L 9/06 (2013.01); C08L 17/00 (2013.01); C08L 91/00 (2013.01); C08L 91/06 (2013.01); C08K 3/04 (2013.01);
Abstract
Disclosed is a method of preparing a rubber composition comprising the steps of (a) blending in at least one preparatory mixing step at least one natural or synthetic rubbery polymer, a silica filler, a silica coupling agent, and at least one vulcanization accelerator; and (b) subsequently blending therewith in a final mixing step a sulfur curative, wherein the average glass transition temperature of the polymer(s) is −55° C. or less.
Dunlavy, Maryangel. (2022). Silica-filled rubber composition and method for making the same (U.S. Patent No. 11535687). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11535687
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile