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:
Apr. 24, 2001
Filed:
Mar. 31, 2000
Applicant:
Inventors:
John Charles Wilson, Rochester, NY (US);
Gretchen Schmidt McGrath, Rochester, NY (US);
Satyanarayan Ayangar Srinivasan, Rochester, NY (US);
Assignee:
NexPress Solutions LLC, Rochester, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/097 ;
U.S. Cl.
CPC ...
G03G 9/097 ;
Abstract
An electrostatographic toner composition comprises a polymeric binder and a charge control agent selected from the group consisting of 4H-pyrans having the following general structure: