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:
Mar. 02, 2021
Filed:
Sep. 20, 2019
Applicant:
Appvion Operations, Inc., Appleton, WI (US);
Inventors:
Assignee:
Appvion Operations, Inc., Appleton, WI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B42D 25/21 (2014.01); B32B 7/12 (2006.01); B32B 29/00 (2006.01); B42D 25/30 (2014.01); B42D 25/27 (2014.01);
U.S. Cl.
CPC ...
B42D 25/21 (2014.10); B32B 7/12 (2013.01); B32B 29/002 (2013.01);
Abstract
A secure substrate may include a base layer and an opacity layer disposed above the base layer. An optional background layer may be disposed above the opacity layer. The secure substrate may further include an inkjet receptive layer. A first inkjet receptive layer may be disposed above the background layer, and a second inkjet layer may be disposed below the base layer. The opacity layer may include copper such as metallic copper flakes or other particles. The opacity layer may also include a binder material such as polyvinyl alcohol, and in some cases also carbon black, process black, or the like.