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:
Mar. 08, 2016
Filed:
Aug. 31, 2012
Applicant:
Gary Yih-ming Kang, Fremont, CA (US);
Inventor:
Gary Yih-Ming Kang, Fremont, CA (US);
Assignee:
E INK CALIFORNIA, LLC, Fremont, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 37/00 (2006.01); G02B 1/00 (2006.01); B29D 11/00 (2006.01); B32B 3/26 (2006.01); G02F 1/167 (2006.01);
U.S. Cl.
CPC ...
G02B 1/00 (2013.01); B29D 11/00336 (2013.01); B29D 11/00788 (2013.01); B32B 3/26 (2013.01); G02F 2001/1672 (2013.01); Y10T 428/24355 (2015.01); Y10T 428/24372 (2015.01);
Abstract
The present invention is directed to a microstructure film comprising an area of microstructures and two edge areas, wherein the height of the highest part in the edge areas exceeds the height of the highest point in the microstructures, preferably by about 1 μm to about 1 mm. The application also describes how such a film may be manufactured.