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:
Sep. 19, 2000
Filed:
Jun. 12, 1998
Applicant:
Inventors:
Helga Drescher, Feldkirch, AT;
Frank Martin, Schaan, LI;
Volker Rheinberger, Vaduz, LI;
Wolfram Holand, Schaan, LI;
Assignee:
Ivoclar AG, , LI;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
501 59 ; 106 35 ; 4332021 ; 433206 ; 4332121 ; 427-226 ; 427-227 ; 427-229 ; 428426 ; 428428 ; 501 67 ; 501 68 ; 501 69 ; 501 70 ; 501 72 ; 501 66 ; 501-3 ; 501 16 ; 501 21 ; 501 24 ; 501 25 ; 501 26 ;
Abstract
Alkali silicate glasses are described which, in view of their good chemical stability and their optical properties and processing properties, are particularly suitable as a coating or veneering material for ceramic dental frameworks and hence for the production of all-ceramic dental restorations such as crowns or bridges.