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:
Mar. 31, 2009
Filed:
Mar. 09, 2004
Norbert Lesch, Vaals, NL;
Willebrordus Gerardus Traa, Leende, NL;
Norbert Lesch, Vaals, NL;
Willebrordus Gerardus Traa, Leende, NL;
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Abstract
A gas discharge lamp () is described with a discharge vessel () and electrodes () projecting into the discharge vessel (). The gas discharge lamp () is provided with a translucent, electrically conductive screening () which screens the discharge vessel () and which comprises connection means (). The screening () of the gas discharge lamp () is connected to a screening () of an electrical system used for operating the gas discharge lamp () at least as regards high frequencies so as to form a coaxial screening system that encloses the discharge vessel () with its electrodes ().