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:
May. 25, 1976
Filed:
Jun. 03, 1974
Applicant:
Inventors:
Thomas J Rockett, East Greenwich, RI (US);
John J O'Connell, Tustin, CA (US);
Assignee:
American Hospital Supply Corporation, Evanston, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
260 4253 ; 32 15 ; 106 35 ; 106306 ;
Abstract
A radio-opaque composite material for use as a dental restorative which consists essentially of a conventional polymerizable resin binder and catalysts in admixture with a finely-divided inorganic filler capable of being coupled to the binder. The filler comprises a crystalline silicate containing barium in the crystalline composition. Calcium barium silicate in crystalline form is set forth in disclosing the best known mode for practicing the invention.