Audio amplifier
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Description
In the drawings, the broken lines illustrate portions of the audio amplifier that form no part of the claimed design.
Claims
The ornamental design for an audio amplifier, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- SP1000 Amp, date not available, [retrieved Apr. 7, 2021], Retrieved from Internet, URL: <https://www.astellnkern.com/eng/content/shop/features.asp?mcg=CG110090&mpos=3&scg=CG210450&spos=4&tcg&tpos=0&gcode=SC35620> (Year: 2021).
- Deciding time, Astell and Kern SP2000 or AK SP1000 Amp, May 9, 2019, [retrieved Apr. 7, 2021], Retrieved from Internet, URL: <https://www.youtube.com/watch?v=HiTteKvdghg> (Year: 2019).
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- Korean Office Action for corresponding Korean application No. 30-2019-0038089 dated Mar. 12, 2020.
- [Supportive Materials for Exception to Loss of Novelty] Blog in the Astellnkern & Kern US homepage, published on May 7, 2019, by Dreamus Company, for the corresponding Korean Design Application 30-2019-0038089.
Patent History
Patent number: D933037
Type: Grant
Filed: Aug 16, 2019
Date of Patent: Oct 12, 2021
Assignee: DREAMUS COMPANY (Seoul)
Inventors: Ji Sun Kim (Seoul), San Il Choi (Seoul)
Primary Examiner: Barbara Fox
Assistant Examiner: Aram Kwon
Application Number: 29/702,042
Type: Grant
Filed: Aug 16, 2019
Date of Patent: Oct 12, 2021
Assignee: DREAMUS COMPANY (Seoul)
Inventors: Ji Sun Kim (Seoul), San Il Choi (Seoul)
Primary Examiner: Barbara Fox
Assistant Examiner: Aram Kwon
Application Number: 29/702,042
Classifications
Current U.S. Class:
Radio Receiver, Tuner Or Amplifier, Or Housing Therefor (D14/188)