Audio amplifier

- Angel Sales, Inc.
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Description

FIG. 1 is a front view of an audio amplifier.

FIG. 2 is a rear view of the audio amplifier shown in FIG. 1.

FIG. 3 is a top view of the audio amplifier shown in FIG. 1; and,

FIG. 4 is a bottom view of the audio amplifier shown in FIG. 1.

The broken lines show elements of the audio amplifier that form no part of the claimed design.

Claims

I claim the ornamental design for an audio amplifier, as shown and described.

Referenced Cited
U.S. Patent Documents
D238560 January 1976 Aupperle
D254725 April 15, 1980 Rawson et al.
4745661 May 24, 1988 Wainscott
D373567 September 10, 1996 Rak et al.
D385540 October 28, 1997 Taylor
D385541 October 28, 1997 Taylor
D389806 January 27, 1998 Nielsen
D394436 May 19, 1998 Hall et al.
D411175 June 22, 1999 Doren et al.
D440205 April 10, 2001 Lord
D441185 May 1, 2001 Shimizu et al.
D441524 May 8, 2001 Shimizu et al.
D443859 June 19, 2001 Hogan
D453503 February 12, 2002 Fitzsimmons et al.
D453753 February 19, 2002 Ahn
D457513 May 21, 2002 Pirelli et al.
D462689 September 10, 2002 Moran
D463787 October 1, 2002 Beraut et al.
D465784 November 19, 2002 Lin
D469770 February 4, 2003 Carpenter et al.
D470833 February 25, 2003 Rath et al.
D473217 April 15, 2003 Rivera
D475996 June 17, 2003 Skulley
D478893 August 26, 2003 Corander
D479834 September 23, 2003 Salazar et al.
D480386 October 7, 2003 Browne et al.
D480389 October 7, 2003 Schulz et al.
D486478 February 10, 2004 Swan et al.
D493175 July 20, 2004 Schmidt et al.
D494570 August 17, 2004 Ma
D494571 August 17, 2004 Polito
D497357 October 19, 2004 Allum et al.
D501643 February 8, 2005 Strand et al.
D502171 February 22, 2005 Tang et al.
D504884 May 10, 2005 Hering
D509210 September 6, 2005 Skulley et al.
D510711 October 18, 2005 Syme et al.
D516032 February 28, 2006 Suckle et al.
7020300 March 28, 2006 Villaverde
D520988 May 16, 2006 Miller
D525947 August 1, 2006 Gerard et al.
D532775 November 28, 2006 Ikeda et al.
D537780 March 6, 2007 Suckle
D541261 April 24, 2007 Ikeda et al.
D542281 May 8, 2007 Mabry et al.
D543937 June 5, 2007 Rose et al.
D545813 July 3, 2007 Ma
D551626 September 25, 2007 Ho et al.
D552596 October 9, 2007 Christopher
D554626 November 6, 2007 Christopher
D555021 November 13, 2007 Rounds et al.
D555150 November 13, 2007 Christopher et al.
D555151 November 13, 2007 Eklund
D560617 January 29, 2008 Poulet
D561743 February 12, 2008 Huang et al.
D562310 February 19, 2008 Moon et al.
D565033 March 25, 2008 Goransson
D568810 May 13, 2008 Weinstein
D569842 May 27, 2008 Yang
D571737 June 24, 2008 Koury et al.
D582899 December 16, 2008 Wai
D584292 January 6, 2009 Knight
D586301 February 10, 2009 Corsini et al.
D586793 February 17, 2009 Lee et al.
Patent History
Patent number: D600682
Type: Grant
Filed: Dec 15, 2008
Date of Patent: Sep 22, 2009
Assignee: Angel Sales, Inc. (Chicago, IL)
Inventor: Victor Wai (Kowloon)
Primary Examiner: Paula Greene
Attorney: Michael Best & Friedrich LLP
Application Number: 29/329,417
Classifications
Current U.S. Class: Headphone (D14/223)