Sound amplifier

Latest SHANGHAI NORWII TECHNOLOGY CO., LTD. Patents:

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Description

FIG. 1 is a front view of a sound amplifier, showing our new design;

FIG. 2 is a rear view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a perspective view thereof; and,

FIG. 8 is another perspective view thereof.

The interior structure behind the speaker grill forms no part of the claimed design and is not seeking to be protected.

All of the broken lines shown in the drawings represent unclaimed portions of the sound amplifier and form no part of the claimed design.

Claims

The ornamental design for a sound amplifier, as shown and described.

Referenced Cited
U.S. Patent Documents
D587244 February 24, 2009 Lim
D798838 October 3, 2017 DiTullo
D817306 May 8, 2018 Jang
D817925 May 15, 2018 Jang
D841622 February 26, 2019 Cheney
D889430 July 7, 2020 Teruzzi
D893445 August 18, 2020 Wall
D894161 August 25, 2020 Ye
D923603 June 29, 2021 Ming
D924834 July 13, 2021 DeLuna
D926728 August 3, 2021 He
Other references
  • Amazon.com; SHIDU; ‘SHIDU Personal Voice Amplifier . . . ’; [online] ‘https://www.amazon.com/dp/b07g5clcwc’; dated Jan. 7, 2017; accessed Oct. 19, 2020; 6pgs. (Year: 2017).
Patent History
Patent number: D931827
Type: Grant
Filed: May 9, 2019
Date of Patent: Sep 28, 2021
Assignee: SHANGHAI NORWII TECHNOLOGY CO., LTD. (Shanghai)
Inventor: Yongyan Huang (Shanghai)
Primary Examiner: Keli L Hill
Application Number: 29/690,713