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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 11041122 B1

PDFFull Text
Date of Patent:
Jun. 22, 2021

Filed:

Feb. 21, 2017

Wavelength converting material for a light emitting device

Applicant:

Lumileds Llc, San Jose, CA (US);

Inventors:

Peter Josef Schmidt, Aachen, DE;

Dajana Durach, Aachen, DE;

Wolfgang Schnick, Gauting, DE;

Assignee:

Lumileds LLC, San Jose, CA (US);

Attorney:
Primary Examiner:

Matthew E Hoban

Assistant Examiner:

Lynne Edmondson

Int. Cl.
CPC ...
C09K 11/77 (2006.01); H01L 33/50 (2010.01); C01F 17/30 (2020.01); H01L 33/32 (2010.01);
U.S. Cl.
CPC ...
C09K 11/7792 (2013.01); C09K 11/7706 (2013.01); C09K 11/7721 (2013.01); C09K 11/7774 (2013.01); H01L 33/502 (2013.01); H01L 33/504 (2013.01); C01F 17/30 (2020.01); H01L 33/32 (2013.01);
Abstract

Embodiments of the invention include a wavelength-converting composition as defined by RAMSiAlON, with □ being vacancies of the structure that are filled by oxygen atoms with 0<x≤3, −3≤y<3, 0<z<1,0≤w1≤6, 0≤x+y, x+y+z≤3, 11−7/3x−y−w1≤0, and 3x+y+w1≤13. R is selected from the group comprising trivalent La, Gd, Tb, Y, Lu; A is selected from the group comprising bivalent Ca, Mg, Sr, Ba, and Eu; and M is selected from the group comprising trivalent Ce, Pr and Sm.

Find Patent Forward Citations

Schmidt, Peter. (2021). Wavelength converting material for a light emitting device (U.S. Patent No. 11041122). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11041122

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

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