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:
Jul. 07, 1998
Filed:
May. 13, 1994
Applicant:
Inventors:
Wolfgang Wiedemann, Hochberg, DE;
Hans Georg Klinger, Rossbrunn, DE;
Assignee:
BEGO Bremer Goldschlagerei Wilh. Herbst GmbH & Co., Bremen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61F / ; C09K / ; C04B / ; A61K / ;
U.S. Cl.
CPC ...
106 35 ; 501-1 ; 501-3 ; 501 12 ; 501 10 ; 423305 ; 423307 ; 423315 ;
Abstract
A bioactive ceramic material for dental fillings and crowns on the basis of calcium phosphate compounds contains crystallites of sparingly water-soluble calcium phosphate compounds in an amorphous, vitreous or polycrystalline matrix of readily water-soluble calcium phosphate compounds, the Ca/P-atomic ratio of the calcium phosphate compounds being altogether <1.65.