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. 29, 2019
Filed:
Nov. 28, 2017
Applicant:
Montres Breguet S.a., L'Abbaye, CH;
Inventors:
Denis Vincent, Neuchatel, CH;
Stephane Lauper, Cortaillod, CH;
Gaetan Villard, Cossonay, CH;
Polychronis Nakis Karapatis, Premier, CH;
Gregory Kissling, Macolin, CH;
Alban Dubach, Bienne, CH;
Assignee:
Montres Breguet S.A., L'Abbaye, CH;
Primary Examiner:
Int. Cl.
CPC ...
C22C 5/00 (2006.01); C22C 28/00 (2006.01); C22C 5/02 (2006.01); C22C 1/02 (2006.01); C22F 1/14 (2006.01); A44C 5/18 (2006.01); A44C 5/00 (2006.01);
U.S. Cl.
CPC ...
C22C 5/02 (2013.01); C22C 1/02 (2013.01); C22F 1/14 (2013.01); A44C 5/00 (2013.01); A44C 5/18 (2013.01);
Abstract
A grey gold alloy which is nickel-free, cobalt-free, iron-free, silver-free, zirconium-free, niobium-free, chromium-free, indium-free, gallium-free and manganese-free and includes, expressed in weight percent, from 75.0 to 76.5% of Au, from 15 to 23% of Pd, from 1 to 7% of Cu, and from 0 to 5% of at least one of the alloying elements Ir, Ru, B and Re, the respective percentages of all the elements of the alloy adding up to 100%.