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. 27, 2018
Filed:
Feb. 24, 2012
Applicants:
Masayo Takahashi, Wako, JP;
Satoshi Okamoto, Wako, JP;
Hiroyuki Kamao, Wako, JP;
Inventors:
Assignee:
RIKEN, Wako, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C12N 5/079 (2010.01); G01N 33/50 (2006.01); A61K 35/00 (2006.01);
U.S. Cl.
CPC ...
C12N 5/0621 (2013.01); G01N 33/5005 (2013.01); A61K 35/00 (2013.01); C12N 2506/02 (2013.01); C12N 2506/45 (2013.01); C12N 2509/00 (2013.01); C12N 2533/54 (2013.01);
Abstract
The present invention provides a method of producing a cell sheet including the following steps (1) seeding and culturing retinal pigment epithelial cells on a collagen gel to form a cell sheet composed of the retinal pigment epithelial cells, and (2) degrading the collagen gel with collagenase to detach the cell sheet composed of the retinal pigment epithelial cells, and the like.