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:
Jan. 16, 2001
Filed:
Jul. 28, 1999
Applicant:
Inventor:
Terence Michael Lawson, Adelaide, AU;
Assignee:
Research Laboratories of Australia PTY Ltd., Eastwood, AU;
Primary Examiner:
Int. Cl.
CPC ...
G03G 9/13 ;
U.S. Cl.
CPC ...
G03G 9/13 ;
Abstract
A polymer suitable for the preparation of liquid toners for developing electrostatic images and liquid toners incorporating such a polymer. The polymer is a reaction product of an epoxy resin and carrier soluble nitrogen bearing polymeric compound. The epoxy resin may be a reaction product of bisphenol A and epichlorhydrin and the carrier soluble nitrogen bearing polymeric compound may be an alkylated polyvinylpyrrolidone.