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:
Sep. 12, 2006
Filed:
Feb. 12, 2004
Applicants:
Abbas Lamouri, Aurora, OH (US);
Juris Sulcs, Chagrin Falls, OH (US);
Inventors:
Abbas Lamouri, Aurora, OH (US);
Juris Sulcs, Chagrin Falls, OH (US);
Assignee:
Advanced Lighting Techniques, Inc., Solon, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 17/20 (2006.01); H01J 61/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A plasma lamp and method having high efficacy, high color rendering index, and a desirable correlated color temperature with improved color consistency from lamp to lamp. The lamp may include a vaporizable fill material comprising halides of sodium and scandium and a filter formed from a vitreous material containing a dopant. In one aspect, the filter is formed by a glass shroud containing neodymium oxide that reduces the transmission of yellow light.