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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.:

US 12761225 B1

PDFFull Text
Date of Patent:
Oct. 13, 2026

Filed:

Feb. 03, 2020

Device for collecting, preserving and storing eukaryotic cells contained in a sample of biological fluid for further cell analysis

Applicant:

Ahlstrom Oyj, Helsinki, FI;

Inventors:

Stéphanie Pigeot-Rémy, Sainte Colombe, FR;

Marie-Laure Boen, Belleregarde-Poussieu, FR;

Noël Cartier, Jardin, FR;

Christophe Béesau, Montreuil, FR;

Vincent Petit, Paris, FR;

Assignee:

Ahlstrom Oyj, Espoo, FI;

Attorney:

Laine IP Oy

Primary Examiner:

Lyle Alexander

Assistant Examiner:

Mickey undefined Huang

Int. Cl.
CPC ...
G01N 33/68 (2006.01); B01L 3/00 (2006.01); G01N 33/575 (2026.01);
U.S. Cl.
CPC ...
G01N 33/6872 (2013.01); B01L 3/5055 (2013.01); G01N 33/5759 (2026.01); B01L 2300/0816 (2013.01); B01L 2300/123 (2013.01); B01L 2400/0406 (2013.01);
Abstract

A device for collecting, preserving and storing a sample of biological fluid comprising a porous medium for collecting and maintaining the membrane integrity of the eukaryotic cells contained in the sample, and their constituents is disclosed, the medium comprising at least 80% by weight of artificial components, advantageously at least 85%, preferably at least 90% of a total weight of the medium; and having a mean flow pore size (MFP) of at least 3 μm.

Find Patent Forward Citations

Pigeot-Rémy, Stéphanie. (2026). Device for collecting, preserving and storing eukaryotic cells contained in a sample of biological fluid for further cell analysis (U.S. Patent No. 12761225). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12761225

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

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