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. 01, 2024
Filed:
Apr. 25, 2023
Applicant:
Varian Medical Systems, Inc., Palo Alto, CA (US);
Inventors:
Amir Shojaei, Aliso Viejo, CA (US);
Philip Adamson, Palo Alto, CA (US);
Flavio Poehlmann-Martins, Fremont, CA (US);
Assignee:
VARIAN MEDICAL SYSTEMS, INC., Palo Alto, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 37/08 (2006.01); H01J 37/16 (2006.01);
U.S. Cl.
CPC ...
H01J 37/08 (2013.01); H01J 37/16 (2013.01); H01J 2237/022 (2013.01); H01J 2237/166 (2013.01); H01J 2237/1825 (2013.01); H01J 2237/186 (2013.01);
Abstract
An apparatus includes an ion chamber and a valve assembly. The ion chamber may include a housing enclosing a gas and one or more electrodes. The valve assembly is coupled to the ion chamber allowing control of replacement of the gas within the housing.