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:
Sep. 03, 1996
Filed:
Dec. 05, 1995
Applicant:
Inventors:
John F Oliver, Calgary, CA;
Trevor I Martin, Burlington, CA;
Carol A Jennings, Etobicoke, CA;
Eric G Johnson, Plant City, FL (US);
Marcel P Breton, Mississauga, CA;
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ; C09D / ;
U.S. Cl.
CPC ...
106 / ; 106 / ; 106 / ; 106 / ; 106 / ;
Abstract
Disclosed is an ink composition which comprises an aqueous phase, an oil phase, a photochromic material, and a surfactant, said ink exhibiting a liquid crystalline gel phase at a first temperature and a liquid microemulsion phase at a second temperature higher than the first temperature.