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:
Jun. 04, 2019
Filed:
Apr. 19, 2017
Applicant:
Waters Technologies Corporation, Milford, MA (US);
Inventor:
Joseph A. Jarrell, Newton Highlands, MA (US);
Assignee:
Waters Technologies Corporation, Milford, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/16 (2006.01); H01J 49/34 (2006.01); G01N 27/62 (2006.01); H01J 49/10 (2006.01);
U.S. Cl.
CPC ...
H01J 49/165 (2013.01); G01N 27/622 (2013.01); H01J 49/107 (2013.01); H01J 49/16 (2013.01); H01J 49/34 (2013.01);
Abstract
An ion source is disclosed that alternates between ionizing analytes in a sample by electrospray ionization and impact ionization.