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:
Mar. 19, 2024
Filed:
Jul. 25, 2017
Ube Corporation, Yamaguchi, JP;
Masahiko Hagihara, Yamaguchi, JP;
Shinsaku Fuse, Yamaguchi, JP;
Motohisa Shimizu, Yamaguchi, JP;
Yukinori Wada, Yamaguchi, JP;
UBE CORPORATION, Yamaguchi, JP;
Abstract
The present invention provides a cell cultivation module comprising a polymer porous film and a casing that has two or more culture medium inflow/outflow ports and accommodates the polymer porous film, wherein the polymer porous film is a polymer porous film with a three-layer structure, having a surface layer A and a surface layer B that have a plurality of holes, and a macrovoid layer that is sandwiched between the surface layer A and the surface layer B, the average hole diameter of the holes present in the surface layer A is smaller than the average hole diameter of the holes present in the surface layer B, the macrovoid layer has dividing walls that are connected to the surface layers A and B, and a plurality of macrovoids that are surrounded by the dividing walls and the surface layers A and B, the holes in the surface layers A and B are in communication with the macrovoids, and the polymer porous film is accommodated within the casing.