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:
Jun. 12, 2012
Filed:
Dec. 05, 2005
Applicants:
Gilles Ascher, Paris, FR;
Johannes Lammer, Lausanne, FR;
Inventors:
Gilles Ascher, Paris, FR;
Johannes Lammer, Lausanne, FR;
Assignee:
Hexacath, Rueil-Malmaison, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61F 2/04 (2006.01); B32B 15/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a mechanical piece having a structure comprising a substrate () and at least one surface coating layer () of nanometric thickness, for improving mechanical resistance, characterized in that it comprises between the substrate and the surface coating layer an essentially non ceramic, non porous adhesion layer of nanometric size; and said surface coating layer is an essentially non porous barrier layer () consisting essentially of an essentially stoechiometric titanium nitride layer.