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:
Nov. 02, 2021
Filed:
Sep. 08, 2020
Applicant:
Speedinnov, Paris, FR;
Inventors:
Matthieu Delaporte, Aytre, FR;
Bruno Lemaitre, Puilboreau, FR;
Assignee:
SPEEDINNOV, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 3/00 (2006.01); H04R 27/00 (2006.01); B61L 15/00 (2006.01); B61L 99/00 (2006.01); G08C 17/02 (2006.01); G08C 23/04 (2006.01);
U.S. Cl.
CPC ...
H04R 27/00 (2013.01); B61L 15/0027 (2013.01); B61L 99/00 (2013.01); G08C 17/02 (2013.01); G08C 23/04 (2013.01); H04R 2227/007 (2013.01); H04R 2420/07 (2013.01); H04R 2499/13 (2013.01);
Abstract
The invention relates to a sound diffusion system embedded in a railway vehicle and comprising: