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:
Nov. 22, 2022

Filed:

Apr. 05, 2016
Applicant:

Kataoka Corporation, Kyoto, JP;

Inventors:

Masami Suzuki, Kyoto, JP;

Norio Nishi, Kyoto, JP;

Junichi Matsumoto, Kyoto, JP;

Assignee:

KATAOKA CORPORATION, Kyoto, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12Q 1/68 (2018.01); B23K 26/38 (2014.01); C12N 5/00 (2006.01); B23K 26/12 (2014.01); C12N 1/00 (2006.01); C12M 1/33 (2006.01); C12M 1/00 (2006.01); B23K 26/00 (2014.01); C12N 5/074 (2010.01); G01N 1/28 (2006.01);
U.S. Cl.
CPC ...
B23K 26/38 (2013.01); B23K 26/0006 (2013.01); B23K 26/12 (2013.01); C12M 1/33 (2013.01); C12M 45/02 (2013.01); C12M 47/04 (2013.01); C12N 1/00 (2013.01); C12N 5/00 (2013.01); C12N 5/0696 (2013.01); G01N 2001/2886 (2013.01);
Abstract

In order to cut a plurality of clumps having an approximately uniform shapes and approximately uniform dimensions out of a cell aggregate which has proliferated and appropriately eliminate contamination with fragments of different shapes or dimensions, when cutting the clumps of approximately uniform shape out of the cell aggregate which has proliferated, cutting lines along which the clumps of a specific shape are cut out are set such that the area of a peripheral part of the cell aggregate which is not cut by the cutting line exceeds the surface area of one of the clumps, and the cell aggregate is cut by irradiating with laser light in such a way as to trace the cutting lines.


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