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:
Nov. 03, 2020

Filed:

May. 24, 2019
Applicant:

Ionsense Inc., Saugus, MA (US);

Inventor:

Brian D Musselman, Melrose, MA (US);

Assignee:

IonSense Inc., Saugus, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 49/14 (2006.01);
U.S. Cl.
CPC ...
H01J 49/145 (2013.01);
Abstract

In an embodiment of the present ambient ionization experiment, the abundance of background chemicals relative to ions of interest is decreased by reducing the overall abundance of background chemicals introduced into the ionizing region. In an embodiment of the present invention, the reduction of unwanted background chemicals in the ionization region can be effected by limiting the area which the sample volume is deposited. In an embodiment of the present invention, the reduction of unwanted background chemicals in the ionization region can be effected by decreasing the duration of time that the sample is exposed to the atmospheric pressure ionization source. In an embodiment of the present invention, the reduction of unwanted background chemicals in the ionization region can be effected by limiting the sample volume. In an embodiment of the present invention dilution of the sample with water can be used to reduce the contribution of the background chemicals. In an embodiment of the present ambient ionization experiment, an ion intensifier is used to suppress ionization of background chemicals to permit more efficient ionization and detection of the molecules of interest.


Find Patent Forward Citations

Musselman, Brian. (2020). Apparatus and method for reducing matrix effects (U.S. Patent No. 10825673). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10825673

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