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:
Nov. 09, 1982
Filed:
Feb. 11, 1981
Applicant:
Inventors:
Franz Sperner, Hanau, DE;
Heidi Brink, deceased, late of Grundau, DE;
Assignee:
Heraeus Edelmetalle GmbH, Hanau am Main, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
433201 ; 433206 ; 433207 ; 433208 ; 433223 ;
Abstract
An improved method for preparing a dental prosthetic construction such as a crown or bridge is described by applying a dental ceramic composition to a base of a precious metal silver-containing alloy, drying it and firing the same. In accordance with the improvement, the firing is conducted in a reducing atmosphere.
Sperner, Franz. (1982). Method of preparing ceramic-coated dental prosthetic constructions (U.S. Patent No. 4358271). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4358271
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile