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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 12344720 B1

PDFFull Text
Date of Patent:
Jul. 01, 2025

Filed:

Jun. 06, 2017

Polyurethane acrylate protective display film

Applicant:

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

Inventors:

David Scott Thompson, Bayport, MN (US);

Steven D. Solomonson, Shoreview, MN (US);

Karissa Lynn Eckert, Ham Lake, MN (US);

John James Stradinger, Roseville, MN (US);

Catherine A. Leatherdale, Woodbury, MN (US);

Peter D. Condo, Lake Elmo, MN (US);

Richard J. Pokorny, Maplewood, MN (US);

Ryan M. Braun, St. Paul, MN (US);

Michael A. Johnson, Stillwater, MN (US);

Joseph D. Rule, Woodbury, MN (US);

Kevin R. Schaffer, Woodbury, MN (US);

Derek W. Patzman, Savage, MN (US);

Assignee:

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

Attorneys:

Clifton F. Richardson

Erik M. Drange

Lisa P. Fulton

Primary Examiner:

Scott R Walshon

Assistant Examiner:

Thomas A Mangohig

Int. Cl.
CPC ...
C08J 7/048 (2020.01); B32B 7/06 (2019.01); B32B 7/12 (2006.01); B32B 27/08 (2006.01); B32B 27/30 (2006.01); B32B 27/40 (2006.01); C08F 290/06 (2006.01); C08G 18/67 (2006.01); C08J 3/24 (2006.01); C08J 5/12 (2006.01); C08J 5/18 (2006.01); C08J 7/04 (2020.01); C08J 7/043 (2020.01); C08J 7/046 (2020.01); C09D 1/00 (2006.01); C09D 7/40 (2018.01); C09D 135/02 (2006.01); C09D 151/08 (2006.01); C09D 175/16 (2006.01); G02B 1/14 (2015.01);
U.S. Cl.
CPC ...
C08J 7/048 (2020.01); B32B 7/06 (2013.01); B32B 7/12 (2013.01); B32B 27/08 (2013.01); B32B 27/308 (2013.01); B32B 27/40 (2013.01); C08F 290/067 (2013.01); C08G 18/672 (2013.01); C08J 3/24 (2013.01); C08J 5/124 (2013.01); C08J 5/18 (2013.01); C08J 7/0427 (2020.01); C08J 7/043 (2020.01); C08J 7/046 (2020.01); C09D 1/00 (2013.01); C09D 7/66 (2018.01); C09D 7/67 (2018.01); C09D 135/02 (2013.01); C09D 151/08 (2013.01); C09D 175/16 (2013.01); G02B 1/14 (2015.01); B32B 2250/03 (2013.01); B32B 2250/04 (2013.01); B32B 2255/10 (2013.01); B32B 2255/26 (2013.01); B32B 2264/102 (2013.01); B32B 2305/72 (2013.01); B32B 2307/412 (2013.01); B32B 2307/51 (2013.01); B32B 2307/584 (2013.01); B32B 2307/732 (2013.01); B32B 2457/20 (2013.01); C08J 2375/14 (2013.01); C08J 2435/02 (2013.01);
Abstract

A display film includes a transparent cross-linked polyurethane acrylate layer. The transparent cross-linked polyurethane acrylate layer having a glass transition temperature of 10 degrees Celsius or less and a Tan Delta peak value of 0.5 or greater.

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