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:
Jun. 28, 2022

Filed:

Jun. 30, 2017
Applicant:

Dh Technologies Development Pte. Ltd., Singapore, SG;

Inventor:

Stephen A. Tate, Barrie, CA;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G16C 20/20 (2019.01); H01J 49/00 (2006.01); G16B 20/00 (2019.01);
U.S. Cl.
CPC ...
G16C 20/20 (2019.02); H01J 49/0036 (2013.01); H01J 49/0081 (2013.01); G16B 20/00 (2019.02); H01J 49/0031 (2013.01);
Abstract

A plurality of measured product ion spectra are produced using a DIA tandem mass spectrometry method. One or more product ions are retrieved from a spectral library of known compounds or one or more theoretical product ions are calculated for the known compounds of a database. The one or more product ions or one or more theoretical product ions for each known compound are compared to the measured product ion spectra to identify one or more known compounds in the sample. A database of related known compounds is searched using one or more known compounds, producing one or more matching related compounds and one or more product ions for each related compound. The one or more product ions for each related compound are compared to the measured product ion spectra to identify one or more related compounds in the sample.


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