Patent
   D819593
Priority
May 19 2017
Filed
May 30 2017
Issued
Jun 05 2018
Expiry
Jun 05 2033
Assg.orig
Entity
unknown
11
13
n/a
I claim the ornamental design for an audio amplifier, as shown and described.

FIG. 1 is a front perspective view of the audio amplifier;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a bottom perspective view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a left side elevation view thereof;

FIG. 7 is a right side elevation view thereof;

FIG. 8 is a top plane view thereof;

FIG. 9 is a bottom plane view thereof; and,

FIG. 10 is an enlarged view of “10” of FIG. 1 thereof.

Lee, Eun Kyung

Patent Priority Assignee Title
D833413, Dec 30 2016 Catalano Design; HEAD-DIRECT KUNSHAN COMPANY LIMITED Audio amplifier
D867076, Jan 08 2016 Sound device
D897991, Jun 03 2019 Tempus Labs Speaker
D902171, May 30 2019 Yamaha Corporation Amplifier
D903052, May 24 2018 BEIJING KOHLER LTD. Shower controller
D905662, Jun 03 2019 Tempus Labs Speaker
D920472, May 24 2018 BEIJING KOHLER LTD. Showerhead
D937243, Jun 03 2019 Tempus Labs Speaker
D941264, Jun 03 2019 Tempus Labs, Inc. Speaker
D988284, Oct 22 2021 Portable amplifier
ER3028,
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May 25 2017LEE, EUN KYUNGIriver LimitedASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0425310911 pdf
May 30 2017Iriver Limited(assignment on the face of the patent)
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