Contact

[email protected] 3333 Lee Parkway
Suite 460
Dallas, TX 75219
Phone: (469) 587-7265 Fax: (214) 764-8392

Mitchell Sibley
Of Counsel

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Mitchell Sibley has over eight years of experience as a commercial and patent litigation attorney. He specializes in all aspects of litigation, with extensive pre-trial and trial experience in federal court and before the International Trade Commission. Mr. Sibley has handled both the technical and the non-technical aspects of patent cases. He has handled cases involving network security, digital content processing and uploading, mobile handset and networking, interactive programming guide functionality, mobile security software, and location services technology. For the last several years his particular focus has been patent damages— helping to develop damages models in support of his clients’ litigation and settlement goals. His clients have included small tech companies, silicon valley pioneers, and large multi-national corporations. Mr. Sibley previously practiced law at McKool Smith, P.C., in Dallas, Texas.

Education

J.D., Southern Methodist University
Dedman School of Law. Staff and Articles Editor, SMU Law Review

B.A., University of Texas at Austin.
Liberal Arts Honors Program
Phi Beta Kappa Honor Society
ERICSSON INC., ET AL. V. TCL COMMUNICATION TECHNOLOGY HOLDINGS, LTD., ET AL. (E.D. TEX.)

Represented Ericsson in a patent infringement lawsuit against TCL, receiving a jury verdict of infringement, willfulness, and damages in the amount of $75 million

ROVI GUIDES, INC., ET AL. V. COMCAST CORPORATION, ET AL. (ITC, E.D. TEX., AND S.D.N.Y.)

Represented Rovi (now TiVo) in two Section 337 ITC investigations and multiple patent infringement lawsuits against Comcast and its suppliers, receiving fndings of infringement and two exclusion orders before the ITC

COX COMMUNICATIONS, INC. V. AT&T SERVICES, INC. (N.D. GA.)

Represented AT&T in a patent infringement lawsuit against Cox; the matter was resolved prior to trial

SUMMIT 6 LLC V. APPLE INC., ET AL. (N.D. TEX.)

Represented Summit 6 in a patent infringement lawsuit against Apple, Twitter, HTC, LG, and Motorola; the matter was resolved prior to trial.

GOOGLE INC. V ROCKSTAR CONSORTIUM US LP, ET AL. (N.D. CAL.)

Represented Rockstar in a declaratory judgement action against Google; the matter was resolved prior to trial.

ROCKSTAR CONSORTIUM US LP V ASUSTEK COMPUTER INC., ET AL. (E.D. TEX.)

Represented Rockstar in a patent infringement lawsuit against Samsung, Google, ASUS, HTC, LG, Pantech, and ZTE; the matter was resolved prior to trial.

UNWIRED PLANET V. APPLE INC. (N.D. CAL.)

Represented Unwired Planet (formerly Openwave) in a patent infringement lawsuit against Apple; the matter was resolved during trial.

UNWIRED PLANET V. GOOGLE INC. (D. NEV.)

Represented Unwired Planet (formerly Openwave) in a patent infringement lawsuit against Google; the matter was resolved prior to trial.

SUMMIT 6 LLC V. RESEARCH IN MOTION, ET AL. (N.D. TEX.)

Represented Summit 6 in a patent infringement lawsuit against Research in Motion, Facebook, Samsung, Multiply, and Photobucket, receiving a jury verdict against Samsung of infringement and damages in the amount of $15 million.

VIRNETX INC. V. CISCO SYSTEMS INC., ET AL. (E.D. TEX.)

Represented VirnetX in a patent infringement lawsuit against Apple, Cisco, Aastra, and NEC, receiving a jury verdict against Apple of infringement and damages in the amount of $368 million.

Admissions

State of Texas
State of Colorado
The U.S. District Court for the Northern District of Texas
The U.S. District Court for the Eastern District of Texase

Honors

Recognized as a “Rising Star” by Super Lawyers, 2016-2019