Audio amplifier

Information

  • Patent Grant
  • D989024
  • Patent Number
    D989,024
  • Date Filed
    Wednesday, July 22, 2020
    3 years ago
  • Date Issued
    Tuesday, June 13, 2023
    11 months ago
  • US Classifications
    Field of Search
    • US
    • D14 125-129
    • D14 138 AA
    • D14 138 AB
    • D14 138 AC
    • D14 138 AD
    • D14 138 C
    • D14 138 G
    • D14 155-159
    • D14 160-173
    • D14 187-188
    • D14 189-198
    • D14 2031-2038
    • D14 204-216
    • D14 217-222
    • D14 239
    • D14 248
    • D14 257-258
    • D14 315-318
    • D14 341-347
    • D14 371
    • D14 374
    • D14 413
    • D14 432
    • D14 439-441
    • D14 496
    • D14 498-506
    • D06 308
    • D06 310
    • D10 50
    • D10 65
    • D10 1041
    • D18 6- 7
    • D21 324
    • D21 329-330
    • D21 332
    • CPC
    • H04M1/0202
    • H04M1/0266
    • H04M1/725
  • International Classifications
    • 1403
    • Term of Grant
      15Years
      Disclaimer
      This patent is subject to a terminal disclaimer.
Abstract
Description


FIG. 1 is a perspective view of an audio amplifier;



FIG. 2 is a front elevational view of the audio amplifier;



FIG. 3 is a rear elevational view of the audio amplifier;



FIG. 4 is a top plan view of the audio amplifier;



FIG. 5 is a bottom plan view of the audio amplifier;



FIG. 6 is a right side elevational view of the audio amplifier;



FIG. 7 is a left side elevational view of the audio amplifier;



FIG. 8 is a front elevational view of the audio amplifier shown in a state of use; and,



FIG. 9 is a perspective view of the audio amplifier shown in another state of use.


Portions of the audio amplifier shown in evenly-spaced broken lines form no part of the claimed design.


The dot-dot-dash line showing of the stands in FIGS. 8 and 9 depicts environmental structure and forms 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
2020-001136 Jan 2020 JP national
US Referenced Citations (17)
Number Name Date Kind
D263955 Meelen Apr 1982 S
D310371 Scott Sep 1990 S
D311920 Fuller Nov 1990 S
D347844 Diachyo Jun 1994 S
D386174 Boyd Nov 1997 S
D399840 Curbbun Oct 1998 S
D434737 Jensen Dec 2000 S
D446779 Jensen Aug 2001 S
D458908 Liu Jun 2002 S
D509490 Storti Sep 2005 S
D521000 Sanefuji May 2006 S
D526306 Hori Aug 2006 S
D571741 Cha Jun 2008 S
D593989 Endo Jun 2009 S
D597973 Kaneko Aug 2009 S
D856299 Kuramoto Aug 2019 S
D964307 Suzuki Sep 2022 S
Foreign Referenced Citations (4)
Number Date Country
D1664364 Jul 2020 JP
D1664365 Jul 2020 JP
D1664366 Jul 2020 JP
WOD209552-001 Jan 2021 WO
Non-Patent Literature Citations (5)
Entry
Audio-Technica AT-BHA100 Balanced Headphone Amp, review date: Jun. 30, 2021, [retrieved Sep. 26, 2022], Retrieved from Internet, URL: <https://drop.com/buy/audio-technica-at-bha100-balanced-headphone-amp/reviews#reviews> (Year: 2021).
Audio-Technica AT-BHA100, Nov. 10, 2021, [retrieved Sep. 26, 2022], Retrieved from Internet, URL: <https://www.ecoustics.com/products/audio-technica-at-bha100-dac100/> (Year: 2021).
Audio-Technica Consumer AT-BHA100, date not available, [retrieved Sep. 26, 2022], Retrieved from Internet, URL: <https://www.bhphotovideo.com/c/product/1672206-REG/audio_technica_consumer_at_bha100_balanced_headphone_amplifier.html> (Year: 2022).
Audio-Technica's Releases New Balanced Headphone Amplifier, Nov. 4, 2020, [retrieved Sep. 26, 2022], Retrieved from Internet, URL: <https://sea.audio-technica.com/blog/Audio-Technica-Releases-New-Balanced-Headphone-Amplifier-AT-BHA100> (Year: 2020).
ST-10, date not available, [retrieved Sep. 26, 2022], Retrieved from Internet, URL: <https://nuprimeaudio.com/product/st-10/?v=7516fd43adaa> (Year: 2022).