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. 08, 2013
Filed:
Sep. 02, 2009
Applicants:
Holger Winkler, Darmstadt, DE;
Thomas Juestel, Witten, DE;
Julian Plewa, Muenster, DE;
Inventors:
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Int. Cl.
CPC ...
H05B 33/00 (2006.01); H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to phosphors having a garnet structure of the formula I (Y,Lu,Se,Tb,Th,Ir,Sb)(AlMgSi)O:Ce(I), where a+b+c+d+e+f+g+h+i=1 x=0.005 to 0.1 and y=0 to 4.0, and to a process for the preparation of these phosphors and to the use as conversion phosphors for conversion of the blue or near-UV emission from an LED.