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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 11112544 B1

PDFFull Text
Date of Patent:
Sep. 07, 2021

Filed:

Aug. 03, 2017

Truncated beadfilm constructions and methods of making the same

Applicant:

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

Inventors:

John C. Clark, Maplewood, MN (US);

John J. Gagliardi, Hudson, WI (US);

Kevin W. Gotrik, Hudson, WI (US);

Alexander J. Kugel, Woodbury, MN (US);

Jean A. Tangeman, Minneapolis, MN (US);

Christopher B. Walker, Jr., St. Paul, MN (US);

Assignee:

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

Attorney:

Julie Lapos-Kuchar

Primary Examiner:

Cheng Yuan Huang

Int. Cl.
CPC ...
B32B 3/26 (2006.01); B32B 7/12 (2006.01); B32B 27/38 (2006.01); B32B 27/34 (2006.01); B32B 27/40 (2006.01); B32B 9/00 (2006.01); B32B 27/30 (2006.01); B32B 17/10 (2006.01); B32B 27/32 (2006.01); B32B 27/36 (2006.01); G02B 5/128 (2006.01); B32B 27/20 (2006.01); B32B 5/16 (2006.01); B32B 27/14 (2006.01);
U.S. Cl.
CPC ...
G02B 5/128 (2013.01); B32B 3/26 (2013.01); B32B 5/16 (2013.01); B32B 7/12 (2013.01); B32B 17/10018 (2013.01); B32B 27/14 (2013.01); B32B 27/20 (2013.01);
Abstract

Described herein is a construction comprising a microsphere layer comprising a plurality of microspheres, wherein the microspheres comprise glass, ceramic, and combinations thereof; a bead bonding layer, wherein the plurality of microspheres is partially embedded in the bead bonding layer forming a first surface comprising exposed microspheres, wherein the plurality of microspheres on the first surface are truncated. Also disclosed herein are articles comprising the construction and methods of making thereof.

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