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:
May. 17, 2016
Filed:
Mar. 14, 2013
3m Innovative Properties Company, St. Paul, MN (US);
Christopher K. Haas, St. Paul, MN (US);
Paul F. Jaeger, Lake Elmo, MN (US);
William M. Lamanna, Stillwater, MN (US);
Gregory J. Marszalek, Woodbury, MN (US);
Krystal Garringer, Hudson, WI (US);
3M INNOVATIVE PROPERTIES COMPANY, Saint Paul, MN (US);
Abstract
Laser engravable films are disclosed. In one aspect, the laser engravable film of the present invention includes a monolayer film, preferably comprising polycarbonate, having a laser engraving additive and an antistatic composition mixed within the layer of polycarbonate. In another aspect, the laser engravable film of the present invention includes a first layer, preferably comprising polycarbonate, having an antistatic composition mixed within the first layer, and a second layer, preferably comprising polycarbonate, with laser engraving additives mixed within the second layer.