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.

Date of Patent:
Jan. 19, 2021

Filed:

Sep. 14, 2017
Applicant:

Toshiba Memory Corporation, Minato-ku, JP;

Inventors:

Takeori Maeda, Mie, JP;

Ryoji Matsushima, Yokkaichi, JP;

Makoto Minaminaka, Suzuka, JP;

Naoki Iwamasa, Yokkaichi, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/56 (2006.01); H01L 21/67 (2006.01); B29C 45/34 (2006.01); B29C 45/14 (2006.01);
U.S. Cl.
CPC ...
H01L 21/565 (2013.01); B29C 45/34 (2013.01); H01L 21/67126 (2013.01); B29C 45/14655 (2013.01); H01L 2924/181 (2013.01);
Abstract

A mold according to an embodiment includes a first surface to be in contact with a surface of a substrate to be processed. A cavity portion recedes in a first direction being away from the first surface. A vent portion recedes in the first direction and is closer to the first surface than the cavity portion. The vent portion communicates with the cavity portion and serves as a discharge path for gas in the cavity portion. A suction portion recedes in the first direction and is farther from the first surface than the vent portion. The suction portion communicates with the vent portion. A first opening/closing portion is provided between the vent portion and the suction portion, and opens and closes or narrows down the discharge path. A second opening/closing portion is provided between the first opening/closing portion and the suction portion, and opens and closes the discharge path.


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