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:
Jun. 30, 2026

Filed:

Sep. 28, 2020
Applicant:

Tokyo Ohka Kogyo Co., Ltd., Kawasaki, JP;

Inventor:

Takashi Ohsaka, Kawasaki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01); C12M 1/12 (2006.01); C12M 1/26 (2006.01); C12M 1/32 (2006.01); C12M 3/00 (2006.01);
U.S. Cl.
CPC ...
B01L 3/502761 (2013.01); C12M 23/12 (2013.01); C12M 23/44 (2013.01); C12M 25/02 (2013.01); C12M 33/14 (2013.01); B01L 2200/025 (2013.01); B01L 2200/0652 (2013.01); B01L 2200/0689 (2013.01); B01L 2200/16 (2013.01);
Abstract

A cell screening device having a bottom plate part; a cell placement membrane provided on the bottom plate part and forming a cell placement surface; a pair of fluid injection parts provided on the bottom plate part and partitioned from the cell placement membrane; and a flow channel provided between the bottom plate part and the cell placement membrane and having flow channel end portions extending to the fluid injection parts. On the cell placement surface of the cell placement membrane are formed a plurality of wells having a size that enables the wells to individually accommodate cells to be screened, and through holes extending from the inner bottom surfaces of the wells and communicating with the flow channel.


Find Patent Forward Citations

Ohsaka, Takashi. (2026). Cell screening device and cell screening kit (U.S. Patent No. 12667847). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12667847

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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