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.

Date of Patent:
May. 23, 2023

Filed:

Nov. 06, 2020
Applicant:

Thermo Finnigan Llc, San Jose, CA (US);

Inventor:

Viatcheslav V. Kovtoun, San Jose, CA (US);

Assignee:

Thermo Finnigan LLC, San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01J 49/00 (2006.01); H01J 49/40 (2006.01); H01J 49/42 (2006.01); H01J 49/06 (2006.01);
U.S. Cl.
CPC ...
H01J 49/0031 (2013.01); H01J 49/40 (2013.01); H01J 49/4225 (2013.01); H01J 49/062 (2013.01);
Abstract

A method of analyzing a sample, the method includes separating precursor ions from the sample into narrow mass range groups based on mass-to-charge ratio; fragmenting the ions from each group to create groups of fragment ions; and mass analyzing fragment ions from each group of fragment ions using a long transient time mass analyzer, wherein the separation and fragmentation are decoupled from the mass analyzing and the cycle time of the high transient mass analyzer is greater than about five times longer than the cycle time of a narrow mass range scan time, and wherein the separation and fragmentation has a high duty cycle and the mass analyzing has a high duty cycle.


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