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:
Aug. 16, 2011
Filed:
Mar. 23, 2007
Applicants:
Hui Liu, San Diego, CA (US);
Paul Bruinsma, San Diego, CA (US);
Inventors:
Hui Liu, San Diego, CA (US);
Paul Bruinsma, San Diego, CA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention is drawn to thermal ink-jet inks including a polymer encapsulated pigment, and systems and methods that use the same. Such polymer encapsulated pigments are the result of polymerization at the surface of the pigment using a plurality of monomers, where about 6 wt % to about 15 wt % of the monomers are acidic.