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:
May. 27, 2008
Filed:
May. 21, 2003
Applicants:
Jacobus Johannes Chretien Coumans, Eindhoven, NL;
Marten Willem Schuiteman, Eindhoven, NL;
Wilhelmus Jacobus Johannes Welters, Eindhoven, NL;
Inventors:
Jacobus Johannes Chretien Coumans, Eindhoven, NL;
Marten Willem Schuiteman, Eindhoven, NL;
Wilhelmus Jacobus Johannes Welters, Eindhoven, NL;
Assignee:
Koninklijke Philips Electronics, N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 17/02 (2006.01); H01J 5/50 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electric lamp has a lamp vessel accommodating an electric element. The element is connected to current conductors including molybdenum portions which have a coating of material chosen from the group of chromium-manganese, chromium-cobalt, chromium-iron and chromium-boron alloys as a protection against oxidation.