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. 10, 2016
Filed:
Jul. 02, 2014
General Electric Company, Schenectady, NY (US);
Alok Mani Srivastava, Niskayuna, NY (US);
William Winder Beers, Chesterland, OH (US);
William Erwin Cohen, Cleveland, OH (US);
Holly Ann Comanzo, Niskayuna, NY (US);
General Electric Company, Niskayuna, NY (US);
Abstract
A lighting apparatus having a phosphor material radiationally coupled to a light source is presented. The phosphor material includes a green emitting phosphor composition of general formula I: RMCeTNOF; where 0≦x<3.0; 0≦y<5.0, 0<z≦0.30; and if x=0, then y>0 or if y=0, then x>0; R is Y, Tb, Gd, La, Lu or a combination thereof; T is Al, Sc, Ga, In or combinations thereof; M is Ca, Sr, Ba or a combination thereof; N is Mg, Zn or a combination thereof. The phosphor composition of formula I may be combined with an additional phosphor to generate white light.