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. 22, 2003
Filed:
Jun. 13, 2000
Applicant:
Inventors:
Baochuan Guo, Solon, OH (US);
Shenyi Wang, Dover, DE (US);
Assignee:
Cleveland State University, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 5/944 ; H01J 4/900 ;
U.S. Cl.
CPC ...
B01D 5/944 ; H01J 4/900 ;
Abstract
The mass resolution and accuracy of delayed extraction matrix assisted desorption/ionization time of flight mass spectrometry is improved by spatially separating the electric field used for driving extraction/acceleration from the sample being analyzed.