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:
Jun. 21, 2011
Filed:
Nov. 22, 2006
Jennifer L. Lee, Eagan, MN (US);
Mark W. Leverty, Roberts, WI (US);
Scott A. Boyd, White Bear Lake, MN (US);
Eugene H. Carlson, Apple Valley, MN (US);
Lisa Flatt Nelson, Inver Grove Heights, MN (US);
Jennifer L. Lee, Eagan, MN (US);
Mark W. Leverty, Roberts, WI (US);
Scott A. Boyd, White Bear Lake, MN (US);
Eugene H. Carlson, Apple Valley, MN (US);
Lisa Flatt Nelson, Inver Grove Heights, MN (US);
3M Innovative Properties Company, St. Paul, MN (US);
Abstract
Retroreflective sheeting articles comprising a colorless thermal mass transferred image, methods of thermal mass transfer printing substrate such as polymeric films with a colorless thermal mass transferable composition, and thermal mass transfer ribbon articles comprising a colorless thermal mass transferable composition are described. The thermal mass transfer composition comprises a homogeneous unreactive thermoplastic composition comprising at least one acrylic resin and less than 3 wt-% of components that are opaque at ambient temperature.