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:
May. 30, 2017
Filed:
Jun. 01, 2011
Applicants:
Krishnamachari Gopalan, Troy, MI (US);
Robert Lenhart, Fort Wayne, IN (US);
Inventors:
Krishnamachari Gopalan, Troy, MI (US);
Robert Lenhart, Fort Wayne, IN (US);
Assignee:
COOPER-STANDARD AUTOMOTIVE INC., Novi, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 21/00 (2006.01); B60J 10/16 (2016.01); B60J 10/36 (2016.01); E06B 7/23 (2006.01);
U.S. Cl.
CPC ...
C08L 21/00 (2013.01); B60J 10/16 (2016.02); B60J 10/36 (2016.02); E06B 7/2314 (2013.01); Y10T 428/249986 (2015.04); Y10T 428/249987 (2015.04); Y10T 428/249991 (2015.04);
Abstract
The invention relates to automotive weatherstrip material. More specifically, the invention utilizes thermo-expandable microspheres in the sponge bulb member of the weatherstrip to produce a microcellular structure which provides a lower weight weatherstrip material with improved surface appearance and comparable stiffness to known materials for use in the automotive industry, and exhibiting a blown specific gravity of less than about 0.60 g/cc.