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:
Mar. 23, 2021
Filed:
May. 09, 2017
Particlever, Paris, FR;
Raphaël De Thoury, Croissy-Beaubourg, FR;
PARTICLEVER, Paris, FR;
Abstract
The invention relates to a filtration assembly () comprising an annular support () which comprises an annular step () having an apex on which a filter membrane () rests, and a cover () covering the annular support in order to hold a periphery of the membrane between the cover and the annular support. The cover comprises a ring () which fits around the step to trap the periphery of the membrane between the ring and the annular support, the ring being extended by a skirt () which extends as a projection from the ring to cover an external peripheral wall of the annular support and to exhibit an end face () which extends in continuity with a bearing face () of the annular support. The invention also relates to a removable cassette for an apparatus for sampling nanoparticles comprising such a filtration assembly.