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`PETITIONER POWER OF ATTORNEY
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`I I hereby appoint Robert C. Mattson (Registration No. 42,850), John S. Kern (Registration No.
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`42,719), and Christopher Ricciuti (Registration No. 65,549), associated with the following
`Customer Number as my/our
`attorney(s) or agent(s), and to transact all business in the Patent Trial & Appeal Board of the
`United States Patent and Trademark Office connected therewith for the Inter Partes
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`Review of US. Patent No. 8 519 973.
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`22850
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`I am the Director: Legal Counsel (title of signer) of:
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`I BLACKBERRY CORR, Petitioner in this Inter Partes Review.
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`SIGNATURE of Petitioner
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`Signature
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`fl
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`September 8,2014
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`Name
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`Anthony S. Kim (925) 931-6060 Telephone
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`Title and Company Director, Legal Counsel
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`NOTE: Signature - This form must be signed in accordance with 37 CFR 1.33. See 37 CFR 1.4 for
`signature requirements and certifications. Submit multiple forms for more than one signature, see
`below*.
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`I *Total of
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`1
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`forms are submitted.
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