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.

Date of Patent:
Jun. 01, 2010

Filed:

Nov. 28, 2007
Applicants:

Preeti Singh, Karnataka, IN;

Mohamed Rahmane, Clifton Park, NY (US);

Venkat Subramaniam Venkataramani, Clifton Park, NY (US);

Balasubramaniam Vaidhyanathan, Leicestershire, GB;

Gregory Michael Gratson, Ballston Lake, NY (US);

Sheela Kollali Ramasesha, Karnataka, IN;

Mohandas Nayak, Karnataka, IN;

Inventors:

Preeti Singh, Karnataka, IN;

Mohamed Rahmane, Clifton Park, NY (US);

Venkat Subramaniam Venkataramani, Clifton Park, NY (US);

Balasubramaniam Vaidhyanathan, Leicestershire, GB;

Gregory Michael Gratson, Ballston Lake, NY (US);

Sheela Kollali Ramasesha, Karnataka, IN;

Mohandas Nayak, Karnataka, IN;

Assignee:

General Electric Company, Schenectady, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J 1/62 (2006.01);
U.S. Cl.
CPC ...
Abstract

Ceramic HID lamps with improved thermal management having an adherent infrared reflective coating layer located on the outer surface of the vessel are described. They include a coating of a nonmetallic material proximate the first and second end portions of the vessel. Such coatings can minimize temperature gradients during lamp operation. Methods for preparing such lamps with improved thermal management are described as well.


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