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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.:

US 12752245 B1

PDFFull Text
Date of Patent:
Oct. 06, 2026

Filed:

Mar. 31, 2023

Microwave networks, waveguides, mixing carts, methods of supplying gas, and gas management systems for radiation therapy machines

Applicant:

Varian Medical Systems, Inc., Palo Alto, CA (US);

Inventors:

Ogy Sabev, San Jose, CA (US);

Flavio Poehlmann-Martins, Fremont, CA (US);

Reza Alibazi Behbahani, North Brunswick, NJ (US);

Assignee:

Varian Medical Systems, Inc., Palo Alto, CA (US);

Attorney:

Harness, Dickey & Pierce, P.L.C.

Primary Examiner:

Beverly M Flanagan

Int. Cl.
CPC ...
B01F 23/10 (2022.01); A61N 5/02 (2006.01); B01F 35/21 (2022.01); B01F 35/221 (2022.01); B01F 35/71 (2022.01); B01F 35/90 (2022.01); B01F 35/92 (2022.01); G05D 22/02 (2006.01); H01P 3/12 (2006.01); H05H 9/00 (2006.01);
U.S. Cl.
CPC ...
B01F 23/191 (2022.01); A61N 5/02 (2013.01); B01F 35/21111 (2022.01); B01F 35/2113 (2022.01); B01F 35/2117 (2022.01); B01F 35/2211 (2022.01); B01F 35/71805 (2022.01); B01F 35/92 (2022.01); G05D 22/02 (2013.01); H01P 3/122 (2013.01); B01F 2035/99 (2022.01); H05H 9/00 (2013.01); H05H 2277/11 (2013.01);
Abstract

A microwave network for a radiation therapy machine having a microwave source and a linear accelerator, includes a waveguide configured to connect between the microwave source and the linear accelerator. The waveguide contains at least one of a first gas or a second gas, the first gas being 2,3,3,3-tetrafluoro-2-(trifluoromethyl) propanenitrile and the second gas being 1,1,1,3,4,4,4-heptafluoro-3-(trifluoromethyl)-2-butanone.

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Quick Actions:

Sabev, Ogy. (2026). Microwave networks, waveguides, mixing carts, methods of supplying gas, and gas management systems for radiation therapy machines (U.S. Patent No. 12752245). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12752245

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