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:
Oct. 17, 2006
Filed:
Dec. 14, 2004
Applicants:
Eric Grippo, Geneva, CH;
William Passaquin, Armoy, FR;
Inventors:
Eric Grippo, Geneva, CH;
William Passaquin, Armoy, FR;
Assignee:
Rolex S. A., Geneve 24, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B 37/00 (2006.01); B32B 3/00 (2006.01); B32B 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
This ceramic element, the visible surface of which includes features, is intended to be fitted onto a watch case. This visible surface has, at each feature, a hollow having the shape of said feature, with a depth at least equal to 0.05 mm, the side walls of said hollow being essentially perpendicular to said visible surface, the bottom of said hollows having a first tie layer of Ti, Ta, Cr or Th type, with a thickness of at least 100 nm and at least a second layer from the group Au, Ag, CrN, Ni, Pt, TiN, ZrN, Pd or alloys thereof with a thickness of at least 100 nm.