Speaker microphone
United States Patent D743950

Derdzinski, Alan Edmund (Belvidere, IL, US)
Johansen, Scott Ray (Aurora, IL, US)
Kennedy, Jeffrey Alan (Algonquin, IL, US)
Wawak, Joshua Britton (Algonquin, IL, US)
Yttri, Christopher Ole (Twin Lakes, WI, US)
Application Number:
Publication Date:
Filing Date:
OTTO ENGINEERING, INC. (Carpenterville, IL, US)
Primary Class:
International Classes:
(IPC1-7): 1401
Field of Search:
D10/104.1, D13/168, D14/137, D14/139, D14/155, D14/157, D14/188, D14/192, D14/204, D14/210, D14/214, D14/217, D14/225, D14/226, D14/229, D14/496, D21/483, 181/158, 181/242, 379/185, 379/187, 379/420.04, 379/428.01, 379/432, 379/433.01, 379/433.03, 379/433.06, 379/437-440, 379/442, 381/122, 381/163, 381/355, 455/95, 455/100, 455/575.1, 455/575.9
View Patent Images:
US Patent References:
D720726Siren switchJanuary, 2015YuD14/225
D718746Remote speaker microphoneDecember, 2014Tran et al.D14/226
D718747Remote speaker microphoneDecember, 2014Tran et al.D14/226
D717291Communications deviceNovember, 2014KleinD14/255
D662090Remote speaker microphone accessoryJune, 2012Richards et al.D14/226
D651996Remote transceiverJanuary, 2012Wilson et al.D14/137
D632679Marine microphoneFebruary, 2011Emge et al.D14/225
D619125Infared wireless microphone transmitterJuly, 2010KungD14/225
D615533Marine fist microphoneMay, 2010Emge et al.D14/225
D576157MicrophoneSeptember, 2008NishizawaD14/225
D249041CB microphone or similar articleAugust, 1978CulbertsonD14/225

Foreign References:
JP1461221February, 2013
KR3020080001587November, 2008
Primary Examiner:
Hattan, Susan Bennett
Assistant Examiner:
Was, Leanne
Attorney, Agent or Firm:
McAndrews, Held & Malloy, Ltd.

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


FIG. 1 is a front right 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;

FIG. 7 is a BOTTOM plan view thereof; and,

FIG. 8 is a rear perspective view thereof, illustrating a fastening clip installed on the speaker microphone.

Dashed broken lines depict portions of the speaker microphone that form no part of the claimed design.