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:
Jun. 26, 2012
Filed:
Jul. 07, 2009
Applicants:
Masafumi Ohta, Numazu, JP;
Hiromi Tada, Numazu, JP;
Yoshiki Yanagawa, Susono, JP;
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C09B 43/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of preparing a complex-azo pigment having plural pigment components including at least an azo pigment represented by the following formula (a)A(H)  (a)Pigments, both limited and unlimited by the process of making.