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:
Aug. 14, 2007
Filed:
Feb. 06, 2003
Graeme R. Mann, Sussex Inlet, AU;
Brian W. Dunne, Cambridge Park, AU;
Paul D. Graham, Woodbury, MN (US);
Thomas Junck, Neuss, DE;
Mark F. Schulz, Lake Elmo, MN (US);
Graeme R. Mann, Sussex Inlet, AU;
Brian W. Dunne, Cambridge Park, AU;
Paul D. Graham, Woodbury, MN (US);
Thomas Junck, Neuss, DE;
Mark F. Schulz, Lake Elmo, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
In one aspect, the invention provides a security laminate comprising a retroreflective layer comprising a plurality of retroreflective microbeads partially embedded in and protruding from a beadbond layer and having image receptive material disposed around the protruding microspheres. In another embodiment, the security laminate further comprises indicia patterns viewable in retroreflective light. In another embodiment, the security laminate is imaged on the image receptive material.