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:
Dec. 25, 2018

Filed:

Feb. 20, 2018
Applicant:

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

Inventors:

Joan M. Frankel, Woodbury, MN (US);

Kevin D. Hagen, St. Paul, MN (US);

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

Diane North, Inver Grove Heights, MN (US);

James A. Phipps, River Falls, WI (US);

Audrey A. Sherman, Woodbury, MN (US);

Huiwen Tai, Lake Elmo, MN (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 5/08 (2006.01); G02B 5/10 (2006.01); B32B 15/08 (2006.01); G02B 5/26 (2006.01); B32B 38/00 (2006.01); B60R 13/04 (2006.01);
U.S. Cl.
CPC ...
G02B 5/26 (2013.01); G02B 5/0866 (2013.01); B32B 15/08 (2013.01); B32B 2038/0028 (2013.01); B32B 2307/406 (2013.01); B32B 2307/416 (2013.01); B32B 2307/51 (2013.01); B60R 13/04 (2013.01); G02B 5/0858 (2013.01); G02B 5/0875 (2013.01);
Abstract

The present disclosure includes a stretchable reflective film comprising a transparent polymer layer; a continuous metal layer comprising at least one of tin or indium; a non-reactive adhesive layer; and a stretchable film layer. The stretchable reflective film has at least 30% specular reflectivity when stretched by 50% of the unstretched length according to Specular Reflectivity Test Method.


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