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. 06, 2011
Filed:
Feb. 06, 2007
Michael Boenigk, Berlin, DE;
Dirk Grundmann, Berlin, DE;
Matthias Lau, Berlin, DE;
Andreas Naujoks, Birkenwerder, DE;
Melanie Roth, Berlin, DE;
Michael Boenigk, Berlin, DE;
Dirk Grundmann, Berlin, DE;
Matthias Lau, Berlin, DE;
Andreas Naujoks, Birkenwerder, DE;
Melanie Roth, Berlin, DE;
OSRAM AG, Munich, DE;
Abstract
The invention relates to a high-pressure discharge lamp having a discharge vessel () sealed at both ends, a filling which can be ionized and is enclosed in the discharge area () of the discharge vessel (), and electrodes () which extend into the discharge area (), in order to produce a gas discharge, with the discharge vessel () having an electrically conductive coating () which is designed as a starting aid and is arranged at least in the boundary area () between the discharge area () and a first sealed end () of the discharge vessel ().