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UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`APPLE INC.,
`Petitioner
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`v.
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`KOSS CORPORATION,
`Patent Owner
`
`Case IPR2021-00255
`Patent No. 10,298,451
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`UPDATED DECLARATION OF SETH M. SPROUL IN SUPPORT OF
`PETITIONER’S MOTION FOR PRO HAC VICE ADMISSION
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`1
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`APPLE 1021
`Apple v. Koss
`IPR2021-00255
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`

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`Case IPR2021-00255
`Attorney Docket: 50095-0020IP1
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`I, Seth M. Sproul, being duly sworn and upon oath, hereby declare the
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`following:
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`1.
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`I am a member in good standing of the State Bar of California, as well as the
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`United States Court of Appeals for the Federal Circuit.
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`2.
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`I have not been suspended or disbarred from practice before any court or
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`administrative body.
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`3.
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`I have never had an application for admission to practice before any court or
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`administrative body denied.
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`4.
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`No sanction or contempt citation has been imposed against me by any court
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`or administrative body.
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`5.
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`I have read and will comply with the Office Patent Trial Practice Guide and
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`the Board’s Rules of Practice for Trials set forth in part 42 of the Code of Federal
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`Regulations.
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`6.
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`I will be subject to the USPTO Rules of Professional Conduct set forth in 37
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`C.F.R. §§ 11.101 et seq. and disciplinary jurisdiction under 37 C.F.R. § 11.19(a).
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`7.
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`In the past three years, I have not applied to appear pro hac vice before the
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`Office in any other proceedings during the past three years.
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`I am an experienced litigation attorney with more than 20 years of
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`Case IPR2012-00255
`Attorney Docket: 50095-0020IP1
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`8.
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`experience representing clients in patent cases involving medical devices,
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`computer software, and semiconductors. I regularly litigate patent cases in
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`various forums including the Federal District Courts, and the International Trade
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`Commission. Through my experience in patent litigation matters, I have
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`represented clients in many phases of litigation including discovery, Markman
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`hearings, jury trials, bench trials, and appeals. My biography is attached hereto
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`as Exhibit A.
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`9.
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`I am intimately familiar with the issues and subject matter presented in
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`this above-captioned inter partes review proceeding. For example, I have
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`extensively reviewed the above identified patent, its prosecution history, the
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`Petition for IPR (including the invalidity grounds therein, and the cited
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`references) and all exhibits filed in this case.
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`10.
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`I declare that all statements made herein of my knowledge are true, and
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`that all statements made on information and belief are believed to be true, and
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`that these statements were made with the knowledge that willful false statements
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`and the like so made are punishable by fine or imprisonment, or both, under
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`Section 1001 of Title 18 of the United States Code.
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`3
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`

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`
`
`Date:
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`
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`Respectfully submitted,
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`
`
`Seth M. Sproul
`Fish & Richardson P.C.
`12390 El Camino Real
`San Diego, CA 92130
`Tel: 858-678-5070
`Email: sproul@fr.com
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`4
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`EXHIBIT A 
`EXHIBIT A
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`□ Menu
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`(cid:31) Fish Team
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`(cid:31)
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`
`
`Seth M. Sproul
`Principal
`
`□ Download vCard
`
`Background
`
`Seth M. Sproul is a Principal in the Southern California office of Fish & Richardson P.C. His practice
`emphasizes patent litigation in the area of electrical engineering and physics. Mr. Sproul previously
`worked as a Law Clerk for the Corporate Licensing Group at Intel Corp., Hillsboro, OR (2000-2001),
`and as a Law Clerk with the Bonneville Power Administration, Portland, OR (1999-2000). His previous
`technical experience includes work as a Nuclear Engineer with Commissariat a l’Energie Atomique in
`Cadarache, France (1997), and as an AWU Fellow with Westinghouse Hanford Company, Richland,
`WA (Summer 1995).
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`Education
`J.D., Lewis and Clark College, Northwestern School of Law 2001
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`B.S., Oregon State University 1997□
`Nuclear Engineering
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`Admissions
`• California 2001
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`MENU
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`

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`Other Distinctions
`Named as a "Top Young Attorney" by the San Diego Daily Transcript (2008).
`
`
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`Services
`• Litigation
`• Patent Litigation
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`Experience
`US Ethernet Innovations Inc. v. Acer et al (E.D. Tex. and N.D. Cal.) – Defending Intel Corporation in
`litigation relating to Ethernet adapters.
`
`Applied Signal v. ViaSat Inc. (N.D. Cal.) – Represented ViaSat in competitor suit relating to Satellite
`technology achieving successful settlement before trial.
`
`Asustech v. IBM (S.D. Cal.) – Represent computer manufacturer in assertion of patents relating to
`network devices and defense of patents relating to Ethernet adapters and vehicle control.
`
`Veeco Instruments Inc., et al. v. Asylum Research Corporation (C.D. Cal.) – Represented Asylum
`Research in litigation relating to Atomic Force Microscopy.
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`Renesas v. Samsung (International Trade Commission) – Achieved favorable settlement for
`Samsung. Patents related to semiconductor process.
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`z4 Technologies, Inc. v. Microsoft Corp./Autodesk, Inc. (E.D. Tex., Tyler) – Represented Autodesk and
`Microsoft in litigation relating to software anti-piracy technology.
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`Lucent v. Gateway, Microsoft, et al. (S.D. Cal.) – Represented Microsoft in pending litigation relating to
`digital audio technology.
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`TypeRight Keyboard Corporation v. Microsoft Corporation (S.D. Cal.) – Represented Microsoft in
`action relating to ergonomic keyboards. Settled favorably.
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`Intel adv. Broadcom (D. Del. and E.D. Tex.) – represented Intel in multiple cases relating to networking
`and 3D graphics technology.
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`Negotiated Data Solutions v. Intel (N.D. Cal.) – represented Intel against patent assertion. Prevailed
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`on appeal.
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`Predicate Logic v. Distributive Software – Achieved favorable settlement after prevailing at Federal
`Circuit for software design company in assertion of patent relating to automated software design
`analysis.
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`Jardin v. Datallegro (S.D. Cal.) – represented Datallegro in successful defense against patent and theft
`of trade secret claims relating to database technology.
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`What's trending with Seth
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