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. 23, 1991
Filed:
May. 25, 1989
Applicant:
Inventor:
Roland Schaefer, Friedrichsdorf, DE;
Assignee:
Kulzer & Co. GmbH, Wehrheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C / ; A61C / ; A61C / ;
U.S. Cl.
CPC ...
4332121 ; 106 35 ; 433167 ; 4332011 ; 4332221 ; 433223 ; 4332281 ; 523115 ;
Abstract
Composite dental prosthesis elements formed of filled acrylate- and/or methacrylate-based polymers and comprising a core having high flexural strength and a high bending modulus and an abrasion-resistant jacket with a highly lustrous surface are suitable for temporary and semipermanent as well as permanent installation with crowns and bridges, for inlays and the like.