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. 10, 2019
Filed:
Dec. 16, 2014
Applicant:
Bridgestone Bandag, Llc, Muscatine, IA (US);
Inventor:
David L. Bender, Muscatine, IA (US);
Assignee:
Bridgestone Bandag, LLC, Muscatine, IA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29D 30/06 (2006.01); B29D 30/56 (2006.01); B29D 30/54 (2006.01);
U.S. Cl.
CPC ...
B29D 30/0662 (2013.01); B29D 30/56 (2013.01); B29D 2030/541 (2013.01);
Abstract
A method of preparing a precured tire tread includes forming a green tire tread strip having a top surface and a bottom surface. The method also includes curing the green tire tread strip to form a precured tire tread having a top surface and a bottom surface. The method further includes abrasive blasting the bottom surface of the precured tire tread, air blasting the bottom surface of the precured tire tread, and washing the bottom surface of the precured tire tread with a liquid.