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. 15, 2023
Filed:
Jun. 20, 2022
Applicant:
Randall L. May, Irvine, CA (US);
Inventor:
Randall L. May, Irvine, CA (US);
Assignee:
Randall May International Incorporated, Irvine, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/28 (2006.01); G10D 13/10 (2020.01);
U.S. Cl.
CPC ...
G10D 13/10 (2020.02); G10D 13/25 (2020.02); H04R 1/2819 (2013.01); H04R 1/2826 (2013.01);
Abstract
An acoustic variable porting system includes an acoustic element and an acoustic variable porting element forming a port into the acoustic element. The acoustic variable porting element is adjustable between at least an open position, in which the port is generally open, and a closed position, in which the port is generally closed. The acoustic element may be at least one of: a sub-kick, a ported drum, and a speaker.