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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 11509118 B1

PDFFull Text
Date of Patent:
Nov. 22, 2022

Filed:

Jul. 04, 2018

Laser device

Applicant:

University Court of the University of St Andrews, St Andrews, GB;

Inventors:

Markus Karl, Elfershausen, DE;

Malte C. Gather, Fife, GB;

Ifor David William Samuel, St Andrews, GB;

Graham A. Turnbull, St Andrews, GB;

Assignee:

University Court of the University of St Andrews, St Andrews, GB;

Attorneys:

Locke Lord LLP

Christopher J. Capelli

Primary Examiner:

Daniel A Hess

Int. Cl.
CPC ...
G06K 7/10 (2006.01); H01S 5/36 (2006.01); B42D 25/328 (2014.01); B42D 25/36 (2014.01); B42D 25/45 (2014.01); G06K 7/12 (2006.01); G06K 7/14 (2006.01); H01S 5/04 (2006.01); H01S 5/183 (2006.01); B42D 25/21 (2014.01); B42D 25/29 (2014.01); G07D 7/1205 (2016.01); G07D 7/202 (2016.01);
U.S. Cl.
CPC ...
H01S 5/36 (2013.01); B42D 25/328 (2014.10); B42D 25/36 (2014.10); B42D 25/45 (2014.10); G06K 7/10564 (2013.01); G06K 7/12 (2013.01); G06K 7/1413 (2013.01); H01S 5/041 (2013.01); H01S 5/18361 (2013.01); B42D 25/21 (2014.10); B42D 25/29 (2014.10); G07D 7/1205 (2017.05); G07D 7/205 (2013.01); G07D 2207/00 (2013.01);
Abstract

A security or identification device comprises a membrane laser structure configured to be optically pumped. The membrane laser structure comprises a flexible emission layer comprising a gain material; and one or more structures formed in or associated with the flexible emission layer and configured to provide optical feedback in the emission layer to produce a laser light output having at least one property representing an identifier.

Find Patent Forward Citations

Karl, Markus. (2022). Laser device (U.S. Patent No. 11509118). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11509118

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

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