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:
Sep. 06, 2016

Filed:

Dec. 02, 2014
Applicant:

Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Inventors:

Sukgyu Hahm, Gyeongju-si, KR;

Dongouk Kim, Pyeongtaek-si, KR;

Joonyong Park, Suwon-si, KR;

Jihyun Bae, Seoul, KR;

Bongsu Shin, Seoul, KR;

Sunghoon Lee, Seoul, KR;

Hongseok Lee, Seongnam-si, KR;

Jaeseung Chung, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 33/38 (2006.01); G03F 7/00 (2006.01); B29K 101/10 (2006.01); B29L 31/00 (2006.01); B29C 33/42 (2006.01);
U.S. Cl.
CPC ...
B29C 33/3878 (2013.01); G03F 7/00 (2013.01); B29C 33/424 (2013.01); B29C 2033/426 (2013.01); B29K 2101/10 (2013.01); B29L 2031/757 (2013.01);
Abstract

A method of manufacturing a master mold includes forming a plurality of replica resin layers using a mold; forming a replica template by bonding the plurality of replica resin layers on a template; forming a replica mold layer having a pattern corresponding to a pattern of the plurality of replica resin layers using the replica template; forming a flexible stamp having a pattern formed on a surface thereof using the replica mold layer; transferring the pattern formed on the surface of the flexible stamp to a mold resin; and forming a large area master mold by etching a surface of a substrate based on a pattern shape of the mold resin.


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