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.:
Date of Patent:
Nov. 24, 2020
Filed:
Sep. 24, 2015
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Kui Chen-Ho, Woodbury, MN (US);
Matthew S. Stay, Minneapolis, MN (US);
Ying Xia, Woodbury, MN (US);
Syud M. Ahmed, Minneapolis, MN (US);
Cordell M. Hardy, Woodbury, MN (US);
Shri Niwas, Maple Grove, MN (US);
Michael A. McCoy, St. Paul, MN (US);
Mikhail L. Pekurovsky, Bloomington, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/126 (2006.01); G02B 5/128 (2006.01);
U.S. Cl.
CPC ...
G02B 5/128 (2013.01); G02B 5/126 (2013.01);
Abstract
Provided herein are retroreflective colored article having a predetermined pattern of beaded and unbeaded regions and at least one polymeric color layer () covering at least a portion of the beaded and unbeaded regions, a reflector layer () covering the colour layer, and a carrier (). Also disclosed are methods for making the articles.