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:
Apr. 30, 1985
Filed:
Mar. 30, 1983
Applicant:
Inventor:
Henry L Andrews, Old Saybrook, CT (US);
Assignee:
Austenal International, Inc., Chicago, IL (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C22C / ;
U.S. Cl.
CPC ...
420436 ; 420435 ; 433207 ;
Abstract
A nonprecious alloy for porcelain-bonded dental restorations consists essentially of, in approximate percentage by weight, 25-30 chromium, 5-7 molybdenum, 0-1.0 each manganese and silicon, 0-0.3 carbon and 0-4 each gallium and indium, balance cobalt, these constituents accounting for at least 99.5 percent of the alloy, the sum of the manganese and silicon being at least about 0.5 percent and the sum of the gallium and indium being at least about 1.25 percent.