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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`ETON PHARMACEUTICALS, INC.,
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`Petitioner
`
`V.
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`EXELA PHARNIA SCIENCES, LLC,
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`Patent Owner
`
`US. PATENT NO. 10,478,453
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`PETITIONER’S POWER OF ATTORNEY
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`
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`Petitioner Eton Pharmaceuticals,
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`Inc. hereby appoints
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`the following
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`practitioners as its attorneys to transact all business in the United States Patent &
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`Trademark Office associated with the above—captioned post grant review.
`
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`Ralph Gabric (Reg. No. 34,167)
`ralph.gabric.ipr@haynesboone.com
`HAYNES and BOONE LLP
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`2323 Victory Ave. Suite 700
`Dallas, TX 75219
`
`
`Eugene Goryunov (Reg. No. 61,579)
`eugene.goryunov.ipr@haynesboone.com
`HAYNES and BOONE LLP
`
`2323 Victory Ave. Suite 700
`Dallas, TX 75219
`
`
`Jeffrey Wolfson (Reg. No. 42,234)
`jeff.wolfson@haynesboone.com
`HAYNES and BOONE LLP
`
`2323 Victory Ave. Suite 700
`Dallas, TX 75219
`
`
`Judy He (Reg. No. 75,173)
`judy.he@haynesboone.com
`HAYNES and BOONE LLP
`
`2323 Victory Ave. Suite 700
`Dallas, TX 75219
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`
`
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`Eton Pharmaceuticals, Inc.
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`
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`CERTIFICATE OF SERVICE
`Pursuant to 37 C.F.R. §§ 42.105 and 42.6, I certify I caused a true and correct
`copy of the forgoing Petitioner’s Power of Attorney on Patent Owner as detailed
`below.
`
`Date of service May 19, 2020
`
`Person served Bryan L. Skelton (Via Federal Express)
`555 Fayetteville St., Suite 600
`Raleigh, NC 27601
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`Attorney in Charge (Via Federal Express)
`Alston & Bird LLP
`101 South Tryon Street, Suite 4000
`Charlotte NC 28280
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`Courtesy service Corrin N. Drakulich (Via Electronic Mail)
`drakulich@fr.com
`FISH & RICHARDSON P.C.
`1180 Peachtree Street NE, 21st Floor
`Atlanta, GA 30309
`
`Jonathan Singer (Via Electronic Mail)
`singer@fr.com
`FISH AND RICHARDSON P.C.
`12309 El Camino Real
`San Diego, CA 92130
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`
`
`/s/ Ralph J. Gabric
`Ralph J. Gabric (Reg. No 34,167)
`HAYNES AND BOONE LLP
`2323 Victory Ave. Suite 700
`Dallas, TX 75219
`Tel.: (312) 216-1620
`ralph.gabric.ipr@haynesboone.com
`Counsel for Petitioner
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`
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`