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:
Nov. 30, 2004
Filed:
Sep. 13, 2002
Applicant:
Inventors:
Roger Guevremont, Gloucester, CA;
Randy Purves, Gloucester, CA;
Assignee:
National Research Council Canada, Ottawa, CA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 4/900 ;
U.S. Cl.
CPC ...
H01J 4/900 ;
Abstract
A method and an apparatus for selectively transmitting ions using a FAIMS analyzer is disclosed. An ion diverter is included within the FAIMS analyzer for affecting the trajectories of ions after separation to direct the ions in a known fashion. The ion diverter is optionally a gas flow source or an electrode for generating an electrical field to alter ion flow.