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.

Date of Patent:
Oct. 07, 2025

Filed:

Jan. 20, 2021
Applicant:

Takeda Pharmaceutical Company Limited, Osaka, JP;

Inventors:

Lan Cao, Cambridge, MA (US);

Hui-Hsin Chang, Cambridge, MA (US);

Jianxin Hu, Cambridge, MA (US);

Xi Shi, Cambridge, MA (US);

Yutaka Nishimoto, Shonan, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N 1/126 (2025.01); A01N 1/125 (2025.01);
U.S. Cl.
CPC ...
A01N 1/125 (2025.01); A01N 1/126 (2025.01);
Abstract

The present disclosure provides, among other things, a cryopreservation medium for cryopreserving mammalian cells, the medium comprising: dimethyl sulfoxide (DMSO), disaccharide, human serum, and IL-7 and/or IL-15. The present disclosure also provides, among other things, a cryopreservation medium for cryopreserving mammalian cells, the medium comprising: between about 1 w/v % and 10 w/v % dimethyl sulfoxide (DMSO), between about 0.25 w/v % and 5 w/v % disaccharide, and between about 10 w/v % and 90 w/v % human serum. The present disclosure also provides, among other things, a cryopreservation medium for cryopreserving mammalian cells, the medium comprising: between about 1 w/v % and 10 w/v % dimethyl sulfoxide (DMSO), between about 0.25 w/v % and 5 w/v % disaccharide, and between about 0.5 w/v % and 30 w/v % human serum albumin.


Find Patent Forward Citations

Cao, Lan. (2025). Compositions and methods of cryopreserving cells (U.S. Patent No. 12433289). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12433289

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