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. 09, 2018
Filed:
Jun. 25, 2012
Applicants:
Renate Hirrle, Augsburg, DE;
Armin Konrad, Grossaitingen, DE;
Robert Otto, Stadtbergen, DE;
Joerg Strauss, Augsburg, DE;
Inventors:
Renate Hirrle, Augsburg, DE;
Armin Konrad, Grossaitingen, DE;
Robert Otto, Stadtbergen, DE;
Joerg Strauss, Augsburg, DE;
Assignee:
LEDVANCE GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 61/42 (2006.01); H01J 61/44 (2006.01); C09K 11/02 (2006.01); C09K 11/08 (2006.01); C09K 11/76 (2006.01); C09K 11/77 (2006.01);
U.S. Cl.
CPC ...
H01J 61/44 (2013.01); C09K 11/025 (2013.01); C09K 11/0866 (2013.01); C09K 11/76 (2013.01); C09K 11/7726 (2013.01); C09K 11/7734 (2013.01); C09K 11/7739 (2013.01); C09K 11/7769 (2013.01); C09K 11/7771 (2013.01); C09K 11/7774 (2013.01); C09K 11/7777 (2013.01); C09K 11/7787 (2013.01); C09K 11/7789 (2013.01); C09K 11/7794 (2013.01); C09K 11/7795 (2013.01); H01J 61/42 (2013.01); Y10T 428/2991 (2015.01);
Abstract
A phosphor for low-pressure discharge lamps is disclosed, wherein the phosphor is present in the form of phosphor grains coated with a protective layer, wherein the protective layer consists of a metal oxide, a metal borate, a metal phosphate or mixtures thereof.