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:
Aug. 25, 2026
Filed:
Mar. 24, 2023
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Michio Nakamori, Matsumoto, JP;
Masato Hanamura, Shiojiri, JP;
Assignee:
SEIKO EPSON CORPORATION, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12N 15/00 (2006.01); B01D 15/20 (2006.01); B01D 15/38 (2006.01); B01D 15/42 (2006.01); B03C 1/01 (2006.01); B03C 1/02 (2006.01); C12N 15/10 (2006.01);
U.S. Cl.
CPC ...
C12N 15/1013 (2013.01); B01D 15/206 (2013.01); B01D 15/3885 (2013.01); B01D 15/424 (2013.01); B03C 1/01 (2013.01); B03C 1/02 (2013.01); B03C 2201/18 (2013.01); B03C 2201/20 (2013.01);
Abstract
A biological material extraction carrier includes a magnetic bead including a magnetic metal powder and a first coating layer that coats a particle surface of the magnetic metal powder and that is made of a first oxide material, and an oxide powder, in which a particle surface is made of a second oxide material, and an average particle diameter is smaller than that of the magnetic bead. Further, the average particle diameter of the magnetic bead is preferably 0.5 μm or more and 50 μm or less.