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. 08, 1994
Filed:
Jan. 07, 1992
Applicant:
Inventors:
Teruo Okano, Ichikawa, JP;
Kazunori Kataoka, Kashiwa, JP;
Noriko Yamada, Itabashi, JP;
Yasuhisa Sakurai, Suginami, JP;
Takayuki Amiya, Wakayama, JP;
Akira Mamada, Wakayama, JP;
Assignees:
Kao Corporation, Tokyo, JP;
Tokyo Women's Medical College, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N / ; C12N / ;
U.S. Cl.
CPC ...
43524023 ; 435240243 ;
Abstract
Disclosed is a bed material whereby cultured or grown cells are collected or detached from the material without a proteolysis enzyme or chemical material. The bed material comprises a support and a coating thereon, wherein the coating is formed from a polymer or copolymer which has a critical solution temperature to water within the range of 0.degree. C. to 80.degree. C.