Audio amplifier

Information

  • Patent Grant
  • D933037
  • Patent Number
    D933,037
  • Date Filed
    Friday, August 16, 2019
    5 years ago
  • Date Issued
    Tuesday, October 12, 2021
    3 years ago
  • Inventors
    • Kim; Ji Sun
    • Choi; San Il
  • Original Assignees
  • Examiners
    • Fox; Barbara
    • Kwon; Aram
    Agents
    • Hauptman Ham, LLP
  • US Classifications
    Field of Search
    • US
    • D14 137
    • D14 138 R-138 G
    • D14 155-159
    • D14 160-173
    • D14 187-188
    • D14 189-193
    • D14 2031-2038
    • D14 204-216
    • D14 217-222
    • D14 225-229
    • D14 496
    • CPC
    • B60R11/0217
    • H04M1/03
    • H04M1/035
    • H04N5/642
    • H04N21/4852
    • H04R1/02
    • H04R1/06
    • H04R1/021
    • H04R1/025
    • H04R1/026
    • H04R1/028
    • H04R1/105
    • H04R1/323
    • H04R1/403
    • H04R1/2803
    • H04R1/2834
  • International Classifications
    • 1403
    • Term of Grant
      15Years
Abstract
Description


FIG. 1 is a perspective view of an audio amplifier showing our new design;



FIG. 2 is another perspective view of the audio amplifier of FIG. 1;



FIG. 3 is another perspective view of the audio amplifier of FIG. 1;



FIG. 4 is a front view of the audio amplifier of FIG. 1;



FIG. 5 is a rear side view of the audio amplifier of FIG. 1;



FIG. 6 is a left side view of the audio amplifier of FIG. 1;



FIG. 7 is a right side view of the audio amplifier of FIG. 1;



FIG. 8 is a top view of the audio amplifier of FIG. 1; and,



FIG. 9 is a bottom view of the audio amplifier of FIG. 1.


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.
Priority Claims (1)
Number Date Country Kind
30-2019-0038089 Aug 2019 KR national
US Referenced Citations (16)
Number Name Date Kind
D537807 Griffin Mar 2007 S
D544462 Patel Jun 2007 S
D546277 Andre Jul 2007 S
D562803 Kim Feb 2008 S
D611930 Cho Mar 2010 S
D667003 Richter Sep 2012 S
D722043 Requa Feb 2015 S
D808357 Kim Jan 2018 S
D856291 Sun Aug 2019 S
D892761 Choi Aug 2020 S
D901433 Jeong Nov 2020 S
D901434 Choi Nov 2020 S
D903623 Nosal Dec 2020 S
D907000 Nosal Jan 2021 S
20190132669 Qin May 2019 A1
20190132670 Qin May 2019 A1
Foreign Referenced Citations (4)
Number Date Country
006717146-0001 Aug 2019 EM
006719142-0001 Aug 2019 EM
006719167-0001 Aug 2019 EM
30-0813804 Aug 2015 KR
Non-Patent Literature Citations (5)
Entry
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).
Astell&Kern SP1000 Amplifier Unboxing, Jul. 17, 2019, [retrieved Apr. 7, 2021], Retrieved from Internet, URL: <https://www.youtube.com/watch?v=V3wa1AIFNbo> (Year: 2019).
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.