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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.:

US 10220600 B1

PDFFull Text
Date of Patent:
Mar. 05, 2019

Filed:

Jan. 09, 2015

Lamination transfer films for forming reentrant structures

Applicant:

3m Innovative Properties Company, St. Paul, MN (US);

Inventors:

Martin B. Wolk, Woodbury, MN (US);

Olester Benson, Jr., Woodbury, MN (US);

Terry O. Collier, Woodbury, MN (US);

Michael Benton Free, St. Paul, MN (US);

Adam J. Meuler, Woodbury, MN (US);

Justin P. Meyer, Oakdale, MN (US);

Evan L. Schwartz, Vadnais Heights, MN (US);

Assignee:

3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);

Attorney:

Jonathan L. Tolstedt

Primary Examiner:

Sonya M Sengupta

Int. Cl.
CPC ...
B32B 3/30 (2006.01); B44C 1/16 (2006.01); G02B 1/11 (2015.01); B29C 37/00 (2006.01); B29C 39/14 (2006.01); B29C 41/24 (2006.01); B29C 43/00 (2006.01); B29C 45/00 (2006.01); B29C 47/00 (2006.01); B29C 51/00 (2006.01); B23B 27/08 (2006.01); B32B 27/20 (2006.01); B32B 37/00 (2006.01); B32B 37/12 (2006.01); B32B 37/24 (2006.01); B32B 38/06 (2006.01); B32B 38/10 (2006.01); C03C 17/00 (2006.01); H01L 51/00 (2006.01); H01L 51/52 (2006.01); B32B 27/08 (2006.01);
U.S. Cl.
CPC ...
B32B 37/025 (2013.01); B29C 43/00 (2013.01); B32B 3/30 (2013.01); B32B 27/08 (2013.01); B32B 27/20 (2013.01); B44C 1/16 (2013.01); G02B 1/11 (2013.01); H01L 51/003 (2013.01); H01L 51/5262 (2013.01); B29C 37/00 (2013.01); B29C 37/0025 (2013.01); B29C 39/14 (2013.01); B29C 41/24 (2013.01); B29C 45/00 (2013.01); B29C 47/00 (2013.01); B29C 51/00 (2013.01); B32B 37/24 (2013.01); B32B 38/06 (2013.01); B32B 38/10 (2013.01); B32B 2037/1253 (2013.01); B32B 2037/243 (2013.01); B32B 2264/102 (2013.01); B32B 2307/40 (2013.01); B32B 2307/748 (2013.01); B32B 2310/0831 (2013.01); B32B 2419/00 (2013.01); B32B 2457/12 (2013.01); B32B 2457/20 (2013.01); B32B 2551/00 (2013.01); C03C 17/00 (2013.01);
Abstract

Transfer films comprising a carrier film, a sacrificial template layer deposed on the carrier film and comprising reentrant forming template features, and a thermally stable backfill layer having a first surface conforming to the reentrant forming template features and forming reentrant features and an opposing planar second surface; and methods of making transfer films are disclosed.

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