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:
Apr. 01, 2025
Filed:
Apr. 26, 2022
Safran Nacelles, Gonfreville l'Orcher, FR;
Pierre Caruel, Moissy Cramayel, FR;
Bertrand Desjoyeaux, Moissy Cramayel, FR;
Bertrand Leroyer, Moissy Cramayel, FR;
Marc Versaevel, Moissy Cramayel, FR;
Laurent Georges Valleroy, Moissy Cramayel, FR;
Safran Nacelles, Gonfreville l'Orcher, FR;
Abstract
An acoustic attenuation panel includes a cellular structure including a plurality of acoustic cells separated from one another by peripheral partitions, a perforated acoustic structure, the perforated acoustic structure and the cellular structure being formed in one piece in a first material, and a porous acoustic layer formed of a second material and fastened to a surface of the perforated acoustic structure by entangling the first material and the second material.