Speaker microphone

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FIG. 1 is a front left perspective view of a speaker microphone showing our new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a right-side elevation view thereof;

FIG. 5 is a left-side elevation view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in the drawing depict portions of the speaker microphone that form no part of the claimed design.


The ornamental design for a speaker microphone, as shown and described.

Referenced Cited
U.S. Patent Documents
D249041 August 22, 1978 Culbertson
D569853 May 27, 2008 Nishida
D576157 September 2, 2008 Nishizawa
D594029 June 9, 2009 Gofman et al.
D615533 May 11, 2010 Emge et al.
D619125 July 6, 2010 Kung
D632679 February 15, 2011 Emge et al.
D662090 June 19, 2012 Richards et al.
D717291 November 11, 2014 Klein
D718746 December 2, 2014 Tran et al.
D718747 December 2, 2014 Tran et al.
D720726 January 6, 2015 Yu
Foreign Patent Documents
D1461221 February 2013 JP
3020080001587 November 2008 KR
Patent History
Patent number: D744458
Type: Grant
Filed: Oct 21, 2014
Date of Patent: Dec 1, 2015
Assignee: OTTO ENGINEERING, INC. (Carpentersville, IL)
Inventors: Alan Edmund Derdzinski (Belvidere, IL), Scott Ray Johansen (Aurora, IL), Jeffrey Alan Kennedy (Algonquin, IL), Joshua Britton Wawak (Algonquin, IL), Christopher Ole Yttri (Twin Lakes, WI)
Primary Examiner: Susan Bennett Hattan
Assistant Examiner: Leanne Was
Application Number: 29/506,829