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:
Feb. 23, 1993
Filed:
Apr. 11, 1991
Applicant:
Inventors:
James D Mayo, Toronto, CA;
Terry L Bluhm, Oakville, CA;
Cheng K Hsiao, Mississauga, CA;
Trevor I Martin, Burlington, CA;
Ah-Mee Hor, Mississauga, CA;
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ;
U.S. Cl.
CPC ...
540141 ; 540142 ; 540143 ; 430 58 ; 430 59 ; 430 78 ;
Abstract
A process for the preparation of titanyl phthalocyanine Type I which comprises the reaction of titanium tetraalkoxide and diminoisoindolene in the presence of a halonaphthalene solvent.