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:
Aug. 11, 2015
Filed:
May. 16, 2012
Applicants:
Christophe Heau, Saint Etienne, FR;
Laurent Bombillon, Andrezieux Boutheon, FR;
Philippe Maurin-perrier, St. Marcellin en Forez, FR;
Inventors:
Christophe Heau, Saint Etienne, FR;
Laurent Bombillon, Andrezieux Boutheon, FR;
Philippe Maurin-Perrier, St. Marcellin en Forez, FR;
Assignee:
H.E.F., Andrezieux Boutheon, FR;
Primary Examiner:
Int. Cl.
CPC ...
C23C 14/06 (2006.01); C23C 14/02 (2006.01); C23C 28/04 (2006.01);
U.S. Cl.
CPC ...
C23C 14/0611 (2013.01); C23C 14/022 (2013.01); C23C 14/024 (2013.01); C23C 14/0605 (2013.01); C23C 28/044 (2013.01); C23C 28/046 (2013.01); C23C 28/048 (2013.01); Y10T 428/30 (2015.01);
Abstract
A part has a layer with a WC-C composition gradient, with the exception of a metal-containing undercoat and with the exception of an ion implantation layer and a DLC surface layer having cohesive behavior in scratch tests.