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:
Aug. 19, 2025
Filed:
Mar. 11, 2021
Applicant:
Kokusai Electric Corporation, Tokyo, JP;
Inventors:
Assignee:
KOKUSAI ELECTRIC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C 16/44 (2006.01); H01L 21/02 (2006.01);
U.S. Cl.
CPC ...
C23C 16/4404 (2013.01); H01L 21/0217 (2013.01);
Abstract
There is included (a) supplying a fluorine-containing gas to an interior of a process vessel; (b) exhausting the fluorine-containing gas from the interior of the process vessel while maintaining a state in which fluorine is adhered to the interior of the process vessel; and (c) forming a film on a substrate by supplying a film-forming gas to the substrate accommodated in the interior of the process vessel to which the fluorine is adhered.