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:
Jan. 17, 2017
Filed:
Oct. 04, 2013
Applicant:
Nanoco Technologies Ltd., Manchester, GB;
Inventors:
Nigel Pickett, Manchester, GB;
Ombretta Masala, Manchester, GB;
James Harris, Manchester, GB;
Nathalie Gresty, Chester, GB;
Assignee:
Nanoco Technologies Ltd., Manchester, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01D 11/28 (2006.01); G09F 13/04 (2006.01); G09F 13/02 (2006.01); G09F 13/18 (2006.01); G09F 13/20 (2006.01); G09F 13/42 (2006.01);
U.S. Cl.
CPC ...
G09F 13/04 (2013.01); G09F 13/02 (2013.01); G09F 13/18 (2013.01); G09F 13/20 (2013.01); G09F 13/42 (2013.01);
Abstract
An illuminated sign has a primary light source in spaced apart relation to a transparent or translucent substrate having quantum dot phosphors printed or coated thereon. The primary light source may be a blue LED, a white LED or an LED having a significant portion of its emission in the ultraviolet region of the spectrum. The LED may be a backlight for the transparent or translucent substrate and/or an edge light, a down light or an up light.