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:
Jul. 22, 2014
Filed:
Feb. 15, 2012
Applicants:
Viatcheslav V. Kovtoun, Santa Clara, CA (US);
Philip M. Remes, Berkeley, CA (US);
Yevgeniy N. Zhuk, Foster City, CA (US);
Inventors:
Viatcheslav V. Kovtoun, Santa Clara, CA (US);
Philip M. Remes, Berkeley, CA (US);
Yevgeniy N. Zhuk, Foster City, CA (US);
Assignee:
Thermo Finnigan LLC, San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 49/00 (2006.01); H01J 49/06 (2006.01);
U.S. Cl.
CPC ...
H01J 49/063 (2013.01); H01J 49/062 (2013.01);
Abstract
A mass spectrometer having an ion guide with an axial field is described. The ion guide includes electrodes with longitudinally extending gaps and inserts configured to be proximate to the gaps.