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. 04, 2015
Filed:
Nov. 17, 2006
Applicants:
Fumihiko Kitagawa, Hadano, JP;
Takafumi Imaizumi, Hadano, JP;
Katsunori Sasaki, Matsumoto, JP;
Inventors:
Assignee:
COVALENT MATERIALS CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N 5/07 (2010.01); C12M 3/00 (2006.01); C12N 5/00 (2006.01); C12N 5/0735 (2010.01); C12N 5/0797 (2010.01);
U.S. Cl.
CPC ...
C12N 5/0068 (2013.01); C12N 5/0606 (2013.01); C12N 2533/14 (2013.01); C12N 2533/18 (2013.01);
Abstract
A culture substrate made of ceramics of any one or more of titania, alumina, zirconia, yttria, and carbon is used where minute pores having a pore diameter of from 0.1 μm to 10 μm are provided at least for a place to which a cell is seeded, and an undifferentiated cell is seeded to at least one place of a surface of the culture substrate, whereby a culture substrate and a culture method for efficiently culturing the undifferentiated cell to be formed into a 3-dimensional cell block shape without causing immune rejection, and an undifferentiated cultured cell.