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:
Oct. 15, 2002
Filed:
Sep. 27, 1999
Applicant:
Inventor:
Robert Baptist, Jarrie, FR;
Assignee:
Commissariat a l'Energie Antomique, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 4/900 ; H01J 3/712 ; B01D 5/944 ;
U.S. Cl.
CPC ...
H01J 4/900 ; H01J 3/712 ; B01D 5/944 ;
Abstract
The invention relates to a micro-device for generating a multi-polar transverse field, or a micro-device for the filtration or the deflection or the focusing of charged particles, comprising n longitudinal conductive micro-beams ( ), of polygonal cross section, and arranged around a longitudinal axis (AA′).