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. 11, 1979
Filed:
Jun. 21, 1978
Applicant:
Inventors:
Karl Franz, Barsinghausen, DE;
Wolfgang Jager, Rehburg, DE;
Assignee:
Riedel-de Haen Aktiengesellschaft, Seelze, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C09K / ; C09K / ;
U.S. Cl.
CPC ...
106 35 ; 32-815 ; 2523 / ; 2523 / ;
Abstract
An inorganic fluorescent pigment for use in artificial teeth is provided and a method for producing the same, the pigment having the formula