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.

Date of Patent:
May. 31, 2011

Filed:

Mar. 21, 2008
Applicants:

Jin Yang, San Jose, CA (US);

Kai-chia Feng, San Mateo, CA (US);

Ying-syi LI, San Jose, CA (US);

Hongmei Zang, Sunnyvale, CA (US);

Hong Wang, San Jose, CA (US);

Chien-hung Chou, Livermore, CA (US);

Rong-chang Liang, Cupertino, CA (US);

Inventors:

Jin Yang, San Jose, CA (US);

Kai-Chia Feng, San Mateo, CA (US);

Ying-Syi Li, San Jose, CA (US);

HongMei Zang, Sunnyvale, CA (US);

Hong Wang, San Jose, CA (US);

Chien-Hung Chou, Livermore, CA (US);

Rong-Chang Liang, Cupertino, CA (US);

Assignee:

SiPix Imaging, Inc., Fremont, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/22 (2006.01); C07B 47/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention relates to novel fluorinated dyes or colorants having high solubility and low viscosity in halogenated, especially fluorinated, solvents. The dyes or colorants of the present invention have shown to improve the performance of electrophoretic displays. The invention is particularly directed to a fluorinated porphyrin dye or colorant expressed by Formula (VII).


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