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. 15, 2012
Filed:
Nov. 08, 2011
Applicants:
Edward D. Kingsley, Stow, MA (US);
M. Glenn Horner, West Roxbury, MA (US);
Satish Agrawal, Concord, MA (US);
Louis Cincotta, Andover, MA (US);
Inventors:
Edward D. Kingsley, Stow, MA (US);
M. Glenn Horner, West Roxbury, MA (US);
Satish Agrawal, Concord, MA (US);
Louis Cincotta, Andover, MA (US);
Assignee:
Performance Indicator, LLC, Lowell, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01N 21/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
A multilayer structure for authentication that includes an energy conversion layer, at least one stability enhancement layer and at least one optical variable element is disclosed. Also disclosed are methods of creating and using the inventive multilayer structure for authentication.