Patent
   D979531
Priority
Nov 04 2020
Filed
Apr 15 2021
Issued
Feb 28 2023
Expiry
Feb 28 2038
Assg.orig
Entity
unknown
0
8
n/a
The ornamental design for an acoustic amplifier, as shown and described.

FIG. 1 is a left, front, and top perspective view of an acoustic amplifier;

FIG. 2 is front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

The broken lines shown in the drawings illustrate portions of the acoustic amplifier that form no part of the claimed design.

Choe, Jeong-ju

Patent Priority Assignee Title
Patent Priority Assignee Title
208983,
D343394, Feb 06 1991 SONY CORPORATION A CORP OF JAPAN Amplifier for car
D464327, Mar 27 2001 Molded Products Company Resistive motor speed control
D565021, Aug 29 2006 Wilson Electronics, LLC Amplifier case
D625692, Mar 11 2009 SECOP GMBH FORMERLY KNOWN AS DANFOSS HOUSEHOLD COMPRESSORS GMBH Application module for a compressor
D656120, Jul 14 2010 JVC Kenwood Corporation Sound amplifier for vehicle
D906285, Aug 09 2018 Pioneer Corporation Speaker box for automobile
D954017, Aug 08 2019 Pioneer Corporation Amplifier
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Mar 25 2021CHOE, JEONG-JUJVCKENWOOD CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0559240843 pdf
Apr 15 2021JVCKENWOOD Corporation(assignment on the face of the patent)
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