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:
Jan. 29, 2002
Filed:
Dec. 14, 1999
Applicant:
Inventor:
Denis Vincent, Neuchatel, CH;
Assignee:
Metalor Technologies International SA, Neuchatel, CH;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C 5/02 ;
U.S. Cl.
CPC ...
C22C 5/02 ;
Abstract
A nickel-free white gold alloy comprises, expressed by weight, in addition to between 75% and 76% Au and between 5% and 14% Pd, between 7% and 17% of Cu, the proportion of Cu being approximately inversely proportional to that of Pd, and the balance being formed by at least one of the elements Ir, In, Ag, Zn, Ga, Re, Zr, Nb, Si, Ta and Ti.