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. 28, 1978
Filed:
Feb. 11, 1977
Applicant:
Inventors:
James E Mulvaney, Tucson, AZ (US);
Raymond W Rupp, Greenville, SC (US);
Assignee:
The Sherwin-Williams Company, Cleveland, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ; G03G / ;
U.S. Cl.
CPC ...
96 / ; 526-9 ; 526 10 ; 526263 ;
Abstract
The invention relates to photoconductive N-vinyl carbazole copolymers characterized as having electron donor and electron acceptor groups in the same polymeric chain and the use of said copolymers as photoconductive materials on various substrates.