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:
Mar. 18, 1997
Filed:
Aug. 16, 1994
Applicant:
Inventors:
Gerhard Pfaff, Darmstadt, DE;
Hans-Dieter Bruckner, Darmstadt, DE;
Assignee:
Merck Patent Gesellschaft mit beschrankter Haftung, Darmstadt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09C / ;
U.S. Cl.
CPC ...
106428 ; 106426 ; 106415 ; 106417 ; 254500 ; 254520 ; 254521 ; 423598 ; 423622 ;
Abstract
A stabilized conductive pigment based on aluminum-doped zinc oxide which, for stabilizing the electric conductivity, contains an alkaline earth metal titanate or an oxide of an element from group III or IV.