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:
Nov. 23, 2021
Filed:
Jun. 28, 2017
Applicant:
Hp Indigo B.v., Amstelveen, NL;
Inventors:
Anna Chin, San Diego, CA (US);
Daniel Tanchangco, San Marcos, CA (US);
Bin Huang, San Diego, CA (US);
Guang Jin Li, San Diego, CA (US);
Kai-Kong Iu, San Diego, CA (US);
Assignee:
HP Indigo B.V., Amstelveen, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01); C08G 18/40 (2006.01); C08G 18/42 (2006.01); C08G 18/61 (2006.01); C08G 18/76 (2006.01); C08G 77/16 (2006.01); C08G 77/458 (2006.01); C08L 83/04 (2006.01); G03G 15/10 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0818 (2013.01); C08G 18/4009 (2013.01); C08G 18/4277 (2013.01); C08G 18/61 (2013.01); C08G 18/7664 (2013.01); C08G 77/16 (2013.01); C08G 77/458 (2013.01); C08L 83/04 (2013.01); G03G 15/10 (2013.01);
Abstract
Described herein is a liquid electrostatic ink developer assembly comprising a developer roller having a surface coating, the surface coating comprising a polyurethane resin formed from a polyol; a hydroxyl-terminated polysiloxane; and a polyisocyanate. Also, described herein is a liquid electrostatic printing apparatus comprising the liquid electrostatic ink developer assembly.