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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.:

US 7122128 B1

PDFFull Text
Expired
Date of Patent:
Oct. 17, 2006

Filed:

Apr. 29, 2004

Phosphors containing borate of terbium, alkaline-earth, and group-3 metals, and light sources incorporating the same

Applicants:

Holly Ann Comanzo, Niskayuna, NY (US);

Venkatesan Manivannan, Rexford, NY (US);

Alok Mani Srivastava, Niskayuna, NY (US);

William Winder Beers, Chesterland, OH (US);

Inventors:

Holly Ann Comanzo, Niskayuna, NY (US);

Venkatesan Manivannan, Rexford, NY (US);

Alok Mani Srivastava, Niskayuna, NY (US);

William Winder Beers, Chesterland, OH (US);

Assignee:

General Electric Company, Niskayuna, NY (US);

Attorneys:

Jason K. Klindtworth

William E. Powell, III

Primary Examiner:

C Melissa Koslow

Int. Cl.
CPC ...
C09K 11/63 (2006.01); C09K 11/55 (2006.01); H01J 29/20 (2006.01); H01J 1/63 (2006.01); H01J 63/06 (2006.01); H01J 61/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

A phosphor comprises a borate of terbium, at least an alkaline-earth metal, and at least a Group-3 metal. In one embodiment, the phosphor has a formula of A(DTb)(BO); wherein A is at least an alkaline-earth metal selected from the group consisting of calcium, barium, strontium, and magnesium; D is at least a Group-3 metal selected from the group consisting of lanthanum, scandium, and yttrium; and 0<x<0.5. The phosphor can be used in light sources such as those based on mercury discharge or light-emitting diodes and in displays.

Find Patent Forward Citations

Comanzo, Holly. (2006). Phosphors containing borate of terbium, alkaline-earth, and group-3 metals, and light sources incorporating the same (U.S. Patent No. 7122128). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7122128

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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