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. 15, 1998
Filed:
Jul. 23, 1997
Applicant:
Inventors:
Wolfgang Podszun, Koln, DE;
Ludger Heiliger, Leverkusen, DE;
Werner Finger, Neuss, DE;
Martin Grunwald, Pulheim, DE;
Carl Casser, Koln, DE;
Assignee:
Heraeus Kulzer GmbH, Hanau, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C09J / ; A61K / ;
U.S. Cl.
CPC ...
549229 ; 523120 ; 623 16 ;
Abstract
Polymerizable aromatic carboxylic acids and carboxylic acid anhydrides with cyclic carbonate groups which are useful for improving adhesion of synthetic dental filling materials.