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:
Apr. 16, 2024
Filed:
Jan. 17, 2019
Applicant:
Nanotech Security Corp., Burnaby, CA;
Inventors:
Mohsen Keshavarz Akhlaghi, North Vancouver, CA;
Clint Landrock, North Vancouver, CA;
Assignee:
Nanotech Security Corp., , CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 5/02 (2006.01); B42D 25/324 (2014.01); B42D 25/328 (2014.01); B42D 25/373 (2014.01); B42D 25/425 (2014.01); G02B 5/00 (2006.01); G02B 27/42 (2006.01);
U.S. Cl.
CPC ...
G02B 5/0231 (2013.01); G02B 5/008 (2013.01); G02B 5/0215 (2013.01); G02B 5/0268 (2013.01); G02B 27/4233 (2013.01); B42D 25/324 (2014.10); B42D 25/328 (2014.10); B42D 25/373 (2014.10); B42D 25/425 (2014.10);
Abstract
Described are optical elements or displays using micro-structures and nano-structures formed conformally thereon that operate to generate optical effects. Such elements and displays may be useful for applications such as displays, and anti-counterfeiting.