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:
Feb. 21, 2006
Filed:
Feb. 09, 2004
Applicants:
Anthony Edward Pullen, Belmont, MA (US);
Thomas H. Whitesides, Somerville, MA (US);
Charles H. Honeyman, Roslindale, MA (US);
Barrett Comiskey, Palo Alto, CA (US);
Jonathan D. Albert, Philadelphia, PA (US);
Inventors:
Anthony Edward Pullen, Belmont, MA (US);
Thomas H. Whitesides, Somerville, MA (US);
Charles H. Honeyman, Roslindale, MA (US);
Barrett Comiskey, Palo Alto, CA (US);
Jonathan D. Albert, Philadelphia, PA (US);
Assignee:
E Ink Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 26/00 (2006.01); G09G 3/34 (2006.01); G03G 17/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Copper chromite particles can advantageously be used as black particles in electrophoretic media and displays. Preferably, the copper chromite particles are coated with a silica coating and a polymer coating.