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. 22, 1982
Filed:
Apr. 13, 1981
Applicant:
Inventor:
Min H Tsai, Van Nuys, CA (US);
Assignee:
Unitek Corporation, Monrovia, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C22C / ;
U.S. Cl.
CPC ...
428 76 ; 433207 ; 428450 ; 420463 ;
Abstract
A semi-precious alloy for use in a dental restoration which does not discolor porcelain and remains ductile after firing of a porcelain jacket thereon. The alloy is 80-90% palladium, 5-15% indium, 1-5% gallium, 0.1-0.5% aluminum, 0.1-0.5% silicon, and 0.01-1.0% of at least one element from ruthenium and osmium.
Tsai, Min. (1982). Palladium alloys for fusion to porcelain (U.S. Patent No. 4336290). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4336290
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile