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:
May. 03, 2016
Filed:
Jul. 02, 2014
Applicant:
General Electric Company, Schenectady, NY (US);
Inventors:
Alok Mani Srivastava, Niskayuna, NY (US);
William Winder Beers, Chesterland, OH (US);
William Erwin Cohen, Cleveland, OH (US);
Holly Ann Comanzo, Niskayuna, NY (US);
Assignee:
General Electric Company, Niskayuna, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09K 11/78 (2006.01); F21K 99/00 (2016.01); C09K 11/77 (2006.01); C09K 11/61 (2006.01);
U.S. Cl.
CPC ...
F21K 9/56 (2013.01); C09K 11/617 (2013.01); C09K 11/774 (2013.01); C09K 11/7728 (2013.01);
Abstract
A green emitting phosphor composition is disclosed. A phosphor composition of formula CaEuAlBO, where 0<x<0.5 is formed from combining calcium carbonate, boron oxide, aluminum oxide, and europium oxide; and then firing the combination. A lighting apparatus including the phosphor composition is also provided. The phosphor composition may be combined with an additional phosphor to generate white light.