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:
Feb. 10, 2015
Filed:
Nov. 10, 2010
Paul J. Northey, Somerset, WI (US);
Bruce D. Orensteen, St. Paul, MN (US);
Paul J. Northey, Somerset, WI (US);
Bruce D. Orensteen, St. Paul, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Retroreflective sheeting includes a first portion of prismatic retroreflective sheeting having a first cube corner structure that creates a first visual feature in the retroreflective sheeting and a second portion of prismatic retroreflective sheeting having a second cube corner structure that differs from the first cube structure and that creates a second visual feature in the sheeting. The second visual feature in the retroreflective sheeting forms a security mark.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile