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:
Nov. 18, 2008
Filed:
Aug. 03, 2006
Applicants:
Judy A. Belinski-wolfe, Towanda, PA (US);
Chung Nin Chau, Athens, PA (US);
Thomas A. Wolfe, Towanda, PA (US);
Inventors:
Judy A. Belinski-Wolfe, Towanda, PA (US);
Chung Nin Chau, Athens, PA (US);
Thomas A. Wolfe, Towanda, PA (US);
Assignee:
Global Tungsten & Powders Corp., Towanda, PA (US);
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/08 (2006.01); C09K 11/59 (2006.01); C09K 11/55 (2006.01); C09K 11/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
A phosphor blend for an electroluminescent lamp is described that comprises a green-emitting electroluminescent phosphor and a red-emitting photoluminescent phosphor, the blend exhibiting an x color coordinate from 0.220 to 0.350 and a y color coordinate from 0.450 to 0.475 when stimulated by an electric field.