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. 29, 1992
Filed:
Aug. 01, 1990
Applicant:
Inventors:
Robert L Ibsen, Santa Maria, CA (US);
Donald R Pacropis, Santa Maria, CA (US);
William R Glace, Orcutt, CA (US);
Assignee:
Den-Mat Corporation, Santa Maria, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C09K / ;
U.S. Cl.
CPC ...
522 14 ; 523115 ; 523116 ; 524406 ; 524443 ;
Abstract
Two-part dental cement systems based on glass ionomers which are curable on exposure to light. The dental cement systems comprise a two-part blend of sodium N(p-tolyl)glycine-glycidyl methacrylate (Na NTG-GMA) and pyromellitic dianhydride-methyl methacrylate (PMDM) resins and glass ionomers.