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:
Apr. 12, 2005
Filed:
Apr. 19, 2000
Applicants:
Michael Ilmer, Augsburg, DE;
Angela Eberhardt, Augsburg, DE;
Michael Seibold, München, DE;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J029/87 ;
U.S. Cl.
CPC ...
Abstract
A discharge lamp, suitable for operation by means of dielectrically impeded discharge, having a discharge vessel with two at least partially parallel vessel walls (), and at least one spacer () made from optically transparent insulating material. The or each spacer () is in contact with the two vessel walls () via bearing surfaces. The or each spacer has an optically diffuse surface () at least in the region of one bearing surface.