`______________________________
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
`______________________________
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`TENNANT COMPANY,
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`Petitioner,
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`v.
`OXYGENATOR WATER TECHNOLOGIES, INC.,
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`Patent Owner.
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`______________________________
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`Case IPR2021-00625
`Patent No. RE 45,415
`______________________________
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`PETITIONER TENNANT COMPANY’S
`NOTICE OF DEPOSITION OF DR. RALPH E. WHITE
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`Pursuant to 37 C.F.R. § 42.53(d) and agreement of the Parties, Petitioner
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`Tennant Company notices the deposition of Dr. Ralph E. White regarding his
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`declarations submitted in this matter. (E.g., Exs. 2109, 2116.) As the Parties have
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`conferred and agreed, Petitioner Tennant Company, by and through their attorneys,
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`will conduct cross-examination of Dr. Ralph E. White via deposition on February 9,
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`2022, beginning at 9:00 am, at 225 South 6th St #4200, Minneapolis, MN 55402.
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`The deposition will be taken before a court reporter, notary public, or other person
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`authorized by law to administer oaths. The deposition will be recorded by
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` Respectfully submitted,
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`/s/ R. Scott Johnson
`R. Scott Johnson
`Reg. No. 45,792
`Fredrikson & Byron, P.A.
`111 East Grand Avenue, Suite 301
`Des Moines, IA 50309
`rsjohnson@fredlaw.com
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`Lead Counsel for Petitioner
`Tennant Company
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`stenographic and video means.
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`Dated: February 1, 2022
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`- 1 -
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`CERTIFICATE OF SERVICE
`Pursuant to 37 C.F.R. § 42.6(e) and the agreement of the parties, the
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`undersigned certifies that on February 1, 2022, a true and correct copy of the
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`foregoing was served via email on the following:
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`J. Derek Vandenburgh (Reg. No. 32,179)
`Carlson, Caspers, Vandenburgh, & Lindquist, P.A.
`Capella Tower, Suite 4200
`225 South Sixth Street
`Minneapolis, MN 55402
`dvandenburgh@carlsoncaspers.com
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`Aaron W. Pederson (Reg. No. 58,607)
`Carlson, Caspers, Vandenburgh, & Lindquist, P.A.
`Capella Tower, Suite 4200
`225 South Sixth Street
`Minneapolis, MN 55402
`OWT@carlsoncaspers.com
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`Nathan Louwagie (Reg. No. 70,075)
`Carlson, Caspers, Vandenburgh, & Lindquist, P.A.
`Capella Tower, Suite 4200
`225 South Sixth Street
`Minneapolis, MN 55402
`NLouwagie@carlsoncaspers.com
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`Todd S. Werner
`Carlson, Caspers, Vandenburgh, & Lindquist, P.A.
`Capella Tower, Suite 4200
`225 South Sixth Street
`Minneapolis, MN 55402
`twerner@carlsoncaspers.com
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`Larina Alton for Schwegman Lundberg & Woessner, P.A.
`Larina.Alton@maslon.com
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`By:
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`/s/ R. Scott Johnson
`R. Scott Johnson
`Reg. No. 45,792
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`Dated: February 1, 2022
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`- 3 -
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