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. 10, 2007
Filed:
Jun. 30, 2004
Applicants:
Ronald J. Moudry, Woodbury, MN (US);
James A. Baker, Hudson, WI (US);
Zbigniew Tokarski, Woodbury, MN (US);
Julie Y. Qian, Aurora, IL (US);
Inventors:
Ronald J. Moudry, Woodbury, MN (US);
James A. Baker, Hudson, WI (US);
Zbigniew Tokarski, Woodbury, MN (US);
Julie Y. Qian, Aurora, IL (US);
Assignee:
Samsung Electronics Company, Suwon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/087 (2006.01);
U.S. Cl.
CPC ...
Abstract
Dry electrophotographic toner compositions are provided comprising an amphipathic copolymer comprising basic functionalities covalently bonded to the amphipathic copolymer. Methods of making the toner compositions are also provided. The present toner compositions exhibit unique charge characteristics and unique chemical and charge interaction properties.