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. 18, 2011
Filed:
Mar. 23, 2006
Christian Schmid, Rancho Bernardo, CA (US);
George Sarkisian, San Diego, CA (US);
Christian Schmid, Rancho Bernardo, CA (US);
George Sarkisian, San Diego, CA (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
An inkjet ink composition includes a polyurethane material having a weight-average molecular weight ranging from about 50,000 to about 500,000. The polyurethane material is present in an effective amount ranging from about 0.2 wt. % to about 5 wt. %. The composition also includes a solvent present in an effective amount ranging from about 5 wt. % to about 20 wt. %, and an anionic surfactant present in an effective amount ranging from about 0.01 wt. % to about 3 wt. %. The inkjet ink composition is adapted to exhibit enhanced decap.