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. 01, 2022
Filed:
Apr. 20, 2016
Applicant:
Hp Indigo B.v., Amstelveen, NL;
Inventors:
Inna Tzomik, Nes Ziona, IL;
Hannoch Ron, Nes Ziona, IL;
Sergio Brandriss, Nes Ziona, IL;
Gleb Romantcov, Nes Ziona, IL;
Faina Kogan, Nes Ziona, IL;
Assignee:
HP Indigo B.V., Amstelveen, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41M 3/00 (2006.01); B42D 15/02 (2006.01); B42D 25/20 (2014.01); B42D 25/27 (2014.01); A63F 3/06 (2006.01);
U.S. Cl.
CPC ...
A63F 3/0665 (2013.01); B41M 3/005 (2013.01); B42D 15/025 (2013.01); B42D 25/20 (2014.10); B42D 25/27 (2014.10);
Abstract
Herein is described a scratch-off structure comprising the following layers in order: a substrate having a first layer showing information thereon, a second layer comprising a polymeric film and being substantially transparent; a third layer comprising a transparent electrostatic ink; a fourth layer, wherein the fourth layer is coloured. Methods for making scratch-off structures and collections of scratch-off structures are also described.