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:
Dec. 04, 2012
Filed:
Apr. 23, 2010
Applicant:
Fredric R. Askham, Loveland, CO (US);
Inventor:
Fredric R. Askham, Loveland, CO (US);
Assignee:
Akonia Holographics, LLC, Katonah, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Dynamic range enhancing dopants for photopolymeric media are described. Also described are optical articles using these dopants and methods for making such optical articles.