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:
Feb. 10, 2026
Filed:
Mar. 23, 2020
Applicant:
Keio University, Tokyo, JP;
Inventors:
Toshiro Sato, Tokyo, JP;
Nobuo Sasaki, Tokyo, JP;
Assignee:
KEIO UNIVERSITY, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12M 3/00 (2006.01); C12M 1/00 (2006.01); C12M 1/04 (2006.01); C12M 1/107 (2006.01); C12M 1/12 (2006.01); C12N 5/071 (2010.01);
U.S. Cl.
CPC ...
C12M 21/08 (2013.01); C12M 23/24 (2013.01); C12M 23/36 (2013.01); C12M 23/38 (2013.01); C12M 25/02 (2013.01); C12M 29/04 (2013.01); C12N 5/0679 (2013.01); C12N 2500/02 (2013.01); C12N 2501/105 (2013.01); C12N 2501/11 (2013.01); C12N 2501/115 (2013.01); C12N 2501/15 (2013.01); C12N 2501/155 (2013.01); C12N 2501/415 (2013.01); C12N 2502/70 (2013.01);
Abstract
A culture container for culturing epithelial cells, includes an upper container, a lid member configured to airtightly fit with an opening portion of the upper container, and a lower container configured to accommodate the upper container and a cell culture medium, in which at least a part of an area of the upper container in contact with the cell culture medium is formed of a membrane that is permeable to at least a part of components of the cell culture medium and impermeable to a cell, and a material of the lid member has an oxygen permeability coefficient of 1.0×10cmcm/(cm·sec·atm) or less.