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:
Jan. 30, 2024
Filed:
Jun. 17, 2022
Kokusai Electric Corporation, Tokyo, JP;
KOKUSAI ELECTRIC CORPORATION, Tokyo, JP;
Abstract
There is included (a) forming a film on a substrate by supplying a first processing gas to the substrate in a process container; (b) forming a first pre-coated film, which has a first thickness and has a material different from a material of the film formed in (a), in the process container by supplying a second processing gas into the process container in a state in which the substrate does not exist in the process container; and (c) forming a second pre-coated film, which has a second thickness smaller than the first thickness and has the same material as the material of the film formed in (a), on the first pre-coated film formed in the process container by supplying a third processing gas into the process container in the state in which the substrate does not exist in the process container.