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:
Jan. 19, 1999
Filed:
May. 10, 1996
Applicant:
Inventor:
Melvin Park, Nashua, NH (US);
Assignee:
Bruker Analytical Systems, Inc., Billerica, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D / ; H01J / ;
U.S. Cl.
CPC ...
250287 ; 250282 ;
Abstract
An N.sup.th order delayed extraction apparatus and method for use in a time-of-flight mass spectrometer is disclosed. A non-linear electric field, produced by specially formed electrodes, is used to accelerate ions, improve flight time focusing and thereby increase mass resolution.