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:
Oct. 16, 2012
Filed:
May. 15, 2009
Applicants:
Brian Thomas Collins, Holly Springs, NC (US);
Jesse Colin Reiherzer, Raleigh, NC (US);
Florin A. Tudorica, Durham, NC (US);
Inventors:
Brian Thomas Collins, Holly Springs, NC (US);
Jesse Colin Reiherzer, Raleigh, NC (US);
Florin A. Tudorica, Durham, NC (US);
Assignee:
Cree, Inc., Durham, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 11/08 (2006.01); C09K 11/55 (2006.01); C09K 11/59 (2006.01); C09K 11/64 (2006.01); C09K 11/65 (2006.01); C09K 11/79 (2006.01); C09K 11/80 (2006.01);
U.S. Cl.
CPC ...
Abstract
A luminescent particle includes an interior portion of the luminescent particle comprising a luminescent compound that reacts with atmospherically present components and a passivating layer on an outer surface of the luminescent particle that is operable to inhibit the reaction between the luminescent compound and the atmospherically present components.