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:
Sep. 16, 2014
Filed:
Jan. 11, 2007
Applicants:
Andrew F. Skipor, West Chicago, IL (US);
Krishna D. Jonnalagadda, Algonquin, IL (US);
Krishna Kalyanasundaram, Elmhurst, IL (US);
Inventors:
Andrew F. Skipor, West Chicago, IL (US);
Krishna D. Jonnalagadda, Algonquin, IL (US);
Krishna Kalyanasundaram, Elmhurst, IL (US);
Assignee:
QD Vision, Inc., Lexington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01); B41M 3/00 (2006.01);
U.S. Cl.
CPC ...
B41M 3/006 (2013.01);
Abstract
A light emissive printed articles () include printing with ink that includes quantum dots in lieu of pigment. A pump light that emits light with photon energies sufficient to excite the quantum dot ink () is used to drive light emission.