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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.:

US 9025251 B1

PDFFull Text
Date of Patent:
May. 05, 2015

Filed:

Dec. 10, 2010

Optically variable devices, security device and article employing same, and associated method of creating same

Applicants:

Paul Dunn, Leicestershire, GB;

Robert Edward Renton, Lincolnshire, GB;

Donald William Tomkins, Lancaster, PA (US);

Inventors:

Paul Dunn, Leicestershire, GB;

Robert Edward Renton, Lincolnshire, GB;

Donald William Tomkins, Lancaster, PA (US);

Assignee:

Opsec Security Group, Inc., Denver, CO (US);

Attorneys:

Eckert Seamans Cherin & Mellot, LLC

Grant E. Coffield

John P. Powers

Primary Examiner:

Alicia M Harrington

Int. Cl.
CPC ...
G02B 27/10 (2006.01); G07D 7/00 (2006.01); G07D 7/12 (2006.01);
U.S. Cl.
CPC ...
G07D 7/0006 (2013.01); G07D 7/0013 (2013.01); G07D 7/124 (2013.01);
Abstract

An optically variable device ('OVD') with an integral image system that includes a focusing element and an array of micro-objects which, when viewed through the focusing element, changes in appearance depending on the relative location from which the OVD is observed. A security device including the OVD and methods for creating the OVD are also disclosed.

Find Patent Forward Citations

Quick Actions:

Dunn, Paul. (2015). Optically variable devices, security device and article employing same, and associated method of creating same (U.S. Patent No. 9025251). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9025251

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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