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`UNITED STATES DISTRICT COURT
`FOR THE EASTERN DISTRICT OF TEXAS
`TYLER DIVISION
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`Civil Action File No. 6:13-cv-00881-JDL
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`JURY TRIAL DEMANDED
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`CHRIMAR SYSTEMS, INC., et al.,
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`vs.
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`AMX, LLC,
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`Plaintiffs,
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`Defendant.
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`NOTICE OF APPEARANCE
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`COMES NOW MATTHEW S. YUNGWIRTH of Duane Morris, LLP and respectfully
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`enters his appearance as lead counsel of record for AMX, LLC. Mr. Yungwirth was admitted to
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`the bar of this Court on December 7, 2007. All further communications, correspondence and
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`orders may be directed to Mr. Yungwirth at the address reflected below:
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`Matthew S. Yungwirth
`DUANE MORRIS LLP
`1075 Peachtree Street NE, Suite 2000
`Atlanta, Georgia 30309
`Telephone: (404) 253-6900
`Facsimile: (404) 253-6901
`E-mail: msyungwirth@duanemorris.com
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`DUANE MORRIS LLP
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`/s/ Matthew S. Yungwirth
`Matthew S. Yungwirth (783597)
`msyungwirth@duanemorris.com
`1075 Peachtree Street NE, Suite 2000
`Atlanta, GA 30309
`Telephone: 404.253.6900
`Facsimile: 404.253.6901
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`Counsel for AMX, LLC
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`Dated: January 23, 2014
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`Case 6:13-cv-00881-JDL Document 15 Filed 01/23/14 Page 2 of 2 PageID #: 70
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`CERTIFICATE OF SERVICE
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`The undersigned counsel hereby certifies that on January 23, 2014, a true and correct
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`copy of the foregoing NOTICE OF APPEARANCE was electronically filed with the Clerk of
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`Court using the CM/ECF system, which will automatically send notification of such filing to all
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`attorneys of record.
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`/s/ Matthew S. Yungwirth
` Matthew S. Yungwirth
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