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:
Aug. 23, 2011
Filed:
Oct. 23, 2009
Applicant:
Andreas Brekenfeld, Bremen, DE;
Inventor:
Andreas Brekenfeld, Bremen, DE;
Assignee:
Bruker Daltonik GmbH, Bremen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/36 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apertured diaphragm disposed with an RF ion guide includes at least one of a weakly conductive solid dielectric material and a non-conducting dielectric with a weakly conducting surface layer.