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. 11, 2014
Filed:
Sep. 28, 2012
Applicant:
Chia-ling Hsu, New Taipei, TW;
Inventor:
Chia-Ling Hsu, New Taipei, TW;
Assignee:
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Primary Examiner:
Int. Cl.
CPC ...
B21K 1/02 (2006.01); C25D 11/20 (2006.01); C25D 11/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A roller for producing optical films is disclosed. The roller includes a cylindrical main body and a micro-structured layer surrounding a circumferential surface of the main body. The microstructure layer includes a number of microstructures on its surface away from the main body. The microstructure layer is made from ethylene tetrafluoroethylene.