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:
Oct. 14, 2025
Filed:
Mar. 26, 2024
Thermo Fisher Scientific (Bremen) Gmbh, Bremen, DE;
Christoph Wehe, Bremen, DE;
Marcus Manecki, Bremen, DE;
Georgina Thyssen, Bremen, DE;
Sven Wohlgethan, Bremen, DE;
Daniel Precht, Bremen, DE;
Thermo Fisher Scientific (Bremen) GmbH, Bremen, DE;
Abstract
A method is disclosed for operating a mass spectrometer vacuum interface, the vacuum interface comprising an evacuated expansion chamber downstream of a plasma ion source wherein the expansion chamber is pumped by an interface vacuum pump to provide an interface pressure in the chamber; the method comprising using a controller to automatically, or according to user input, control the throughput of the interface vacuum pump to control the interface pressure dependent on one or more operating modes of the spectrometer.