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. 27, 2001
Filed:
Aug. 17, 1999
Applicant:
Inventors:
Assignee:
Clariant GmbH, Frankfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/097 ;
U.S. Cl.
CPC ...
G03G 9/097 ;
Abstract
Use of metal carboxylates and sulfonates as charge control agents Metal carboxylates and metal sulfonates are employed as charge control agents in electrophotographic toners and developers, as charge improvers in powder coating materials and electret materials, and in electrostatic separation processes.