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:
May. 23, 2017
Filed:
Sep. 17, 2014
Applicant:
Micromass Uk Limited, Wilmslow, GB;
Inventors:
David Gordon, Manchester, GB;
Alexander Hooper, Stoke-on-Trent, GB;
Daniel James Kenny, Knutsford, GB;
Richard Barrington Moulds, Stockport, GB;
David Pugh, Cheshire, GB;
Kate Whyatt, Cheshire, GB;
Assignee:
Micromass UK Limited, Wilmslow, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/16 (2006.01); H01J 49/00 (2006.01); G01N 30/72 (2006.01);
U.S. Cl.
CPC ...
H01J 49/167 (2013.01); G01N 30/7266 (2013.01); H01J 49/0031 (2013.01); H01J 49/165 (2013.01);
Abstract
A method of Electrospray ionization is disclosed comprising passing a sample liquid through a liquid chromatography column, monitoring a liquid chromatography back pressure and varying a voltage applied to an Electrospray ionization source electrode in dependence upon said monitored liquid chromatography back pressure.