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:
Feb. 21, 2017
Filed:
Apr. 10, 2013
Applicant:
E I Du Pont DE Nemours and Company, Wilmington, DE (US);
Inventors:
Jay Robert Dorfman, Durham, NC (US);
Vince Arancio, Bristol, GB;
Assignee:
E I DU PONT DE NEMOURS AND COMPANY, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60H 1/00 (2006.01); B05D 5/12 (2006.01); H01C 7/00 (2006.01); B60N 2/56 (2006.01); B60R 1/06 (2006.01); H01B 1/24 (2006.01); H05B 3/84 (2006.01); H05B 3/14 (2006.01); C08K 3/04 (2006.01);
U.S. Cl.
CPC ...
B60H 1/00271 (2013.01); B05D 5/12 (2013.01); B60H 1/00285 (2013.01); B60N 2/5685 (2013.01); B60R 1/0602 (2013.01); H01B 1/24 (2013.01); H01C 7/005 (2013.01); H05B 3/145 (2013.01); H05B 3/845 (2013.01); C08K 3/04 (2013.01); H05B 2203/013 (2013.01); H05B 2203/02 (2013.01); H05B 2203/029 (2013.01);
Abstract
The invention is directed to a polymer thick film positive temperature coefficient carbon resistor composition consisting essentially of: The invention is further directed to positive temperature coefficient (PTC) circuits comprising the composition of the invention which has been dried to remove the solvent and to articles, e.g., mirror heaters and seat heaters, containing such PTC circuits as well as a method for making such PTC circuits.