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:
Oct. 04, 2011
Filed:
Aug. 18, 2005
Applicants:
Yu Aso, Tokyo, JP;
Makiko Kono, Tokyo, JP;
Inventors:
Yu Aso, Tokyo, JP;
Makiko Kono, Tokyo, JP;
Assignee:
Koken Co., Ltd., Tokyo, JP;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K 47/42 (2006.01); A61F 2/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cell cultivation carrier implantable in vivo having independent pore with opening of 100 μm-1000 μm on the surface thereof produced by neutralization•gellation of collagen acidic solution, said collagen acidic solution is preliminary prepared by passing through a filter of 10 μm or less pore size by 5-20 mg/mL concentration. Especially, a cell cultivation carrier implantable in vivo having sufficiently self-organized accumulation shape•structure obtained by carrying out said neutralization under directionally supplying of alkali.