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:
Jul. 18, 2000
Filed:
Oct. 03, 1997
Applicant:
Inventors:
Asutosh Nigam, Fremont, CA (US);
Subhash Narang, Redwood City, CA (US);
Sei-ichi Yokoi, Redwood City, CA (US);
Sivapackia Ganapathiappan, Fremont, CA (US);
Jitender Mohan Khurana, Mountain View, CA (US);
Assignee:
SRI International, Menlo Park, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C09D / ;
U.S. Cl.
CPC ...
106 3127 ; 106 3113 ; 106 3146 ; 106 3143 ;
Abstract
Water-based, water-fast ink compositions are provided. The compositions contain an aqueous liquid vehicle, a colorant, e.g., a pigment, dye or stain, and a binder material capable of ionically or physically entrapping the selected colorant. Certain novel polymers are provided as well.