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:
Sep. 09, 2025
Filed:
Oct. 14, 2020
Applicant:
Bridgestone Americas Tire Operations, Llc, Nashville, TN (US);
Inventors:
David M. Roggeman, North Royalton, OH (US);
James J. Kuhel, Iii, Stow, OH (US);
Terrence E. Hogan, Uniontown, OH (US);
Assignee:
Bridgestone Americas Tire Operations, LLC, Nashville, TN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 236/06 (2006.01); C08F 212/08 (2006.01); C08F 236/10 (2006.01); C08F 297/02 (2006.01); C08F 297/04 (2006.01);
U.S. Cl.
CPC ...
C08F 297/044 (2013.01); C08F 212/08 (2013.01); C08F 236/06 (2013.01); C08F 236/10 (2013.01); C08F 297/023 (2013.01);
Abstract
Embodiments are directed to anionic rubber polymerization processes conducted in a non-aqueous dispersion utilizing conjugated diene and vinyl aromatic monomers and a dispersing agent formed in-situ during the polymerization process.