Audio amplifier

Information

  • Patent Grant
  • D819593
  • Patent Number
    D819,593
  • Date Filed
    Tuesday, May 30, 2017
    7 years ago
  • Date Issued
    Tuesday, June 5, 2018
    6 years ago
  • Inventors
    • Lee; Eun Kyung
  • Original Assignees
  • Examiners
    • Hill; Keli L
    • Johnson; Karra S
    Agents
    • Hauptman Ham, LLP
  • US Classifications
    Field of Search
    • US
    • D14 157
    • D14 168
    • D14 172
    • D14 188
    • D14 194
    • D14 195
    • D14 196
    • D14 197
    • D14 198
    • D14 204
    • D14 210
    • D14 211
    • D14 212
    • D14 213
    • D14 214
    • D14 215
    • D14 216
    • D14 217
    • D14 221
    • D14 222
    • D14 223
    • D14 224
    • D14 257
    • D14 258
    • CPC
    • B60R11/0217
    • G06F1/1688
    • G10K9/22
    • G10K11/004
    • H03F1/327
    • H04M1/03
    • H04M1/035
    • H04N5/642
    • H04N21/4852
    • H04S3/00
    • H04S7/30
    • H04R1/02
    • H04R1/06
    • H04R1/021
    • H04R1/025
    • H04R1/026
    • H04R1/028
    • H04R1/105
    • H04R1/323
    • H04R1/403
    • H04R1/2803
    • H04R1/2834
    • H04R5/02
    • H04R7/20
    • H04R9/06
    • H04R9/025
    • H04R2201/021
    • H04R2400/00
    • H04R2400/07
    • H04R2499/11
    • H04R2499/13
    • H04R2499/15
  • International Classifications
    • 1403
    • Term of Grant
      15Years
Abstract
Description


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.


Claims
  • I claim the ornamental design for an audio amplifier, as shown and described.
Priority Claims (1)
Number Date Country Kind
30-2017-0022861 May 2017 KR national
US Referenced Citations (13)
Number Name Date Kind
D97763 Erwood Dec 1935 S
D224541 Burridge Aug 1972 S
D349290 Christensen Aug 1994 S
D448754 Chang Oct 2001 S
6614913 Allen Sep 2003 B1
D498743 Robinson Nov 2004 S
D533864 Yokoyama Dec 2006 S
D581393 Rodrigues Nov 2008 S
D718282 Bennett Nov 2014 S
8967323 Grenier Mar 2015 B1
D740199 Akita Oct 2015 S
D808925 Kaplan Jan 2018 S
20170245049 Clark Aug 2017 A1
Non-Patent Literature Citations (2)
Entry
Amazon—Iriver Audio Amplifier, announced Dec. 14, 2017 (date first available) [online], [site visited Jan. 31, 2018]. Available from Internet, URL: <https://www.amazon.com/dp/B0788HKYV9>.
Amazon—Astell&Kern Bluetooth Remote Control, announced Apr. 28, 2016 (dated via reviews) [online], [site visited Jan. 31, 2018]. Available from internet, URL: <https://www.amazon.com/Astell-Kern-Bluetooth-Remote-Control/dp/B01AU5PKRW>.