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`____________
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`____________
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`TENNANT COMPANY,
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`Petitioner,
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`v.
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`OXYGENATOR WATER TECHNOLOGIES, INC.,
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`Patent Owner.
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`____________
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`Case IPR2021-00625
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`Patent RE45415
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`____________
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`Patent Owner Oxygenator Water Technologies, Inc.’s Amended Notice of
`Deposition of Dr. Mario Tremblay
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` The Parties have conferred and agreed that Patent Owner Oxygenator Water
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`Technologies, Inc., by and through their attorneys, will conduct cross-examination
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`of Dr. Mario Tremblay via deposition on October 21, 2021, beginning at 9:00 a.m.,
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`at 111 E. Grand Ave., Suite 301, Des Moines, IA 50309. The deposition of Dr.
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`Tremblay will be recorded in written form before an authorized court reporter and
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`may be recorded by audio and/or video, with arrangements to be made by Patent
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`Owner’s counsel.
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`The deposition will be taken before a court reporter, notary public, or other
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`person authorized by law to administer oaths. The deposition will be recorded
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`stenographically and by video.
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`Dated: October 14, 2021
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`Respectfully submitted,
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`/s/ J. Derek Vandenburgh
`J. Derek Vandenburgh
`Registration 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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`Lead Counsel for Patent Owner
`Oxygenator Water Technologies, Inc.
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`1
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`CERTIFICATION OF SERVICE
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`I hereby certify that on October 14, 2021, a true and correct copy of Patent
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`Owner Oxygenator Water Technologies, Inc.’s Amended Notice of Deposition of Dr.
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`Tremblay was served in its entirety by electronic mail on Patent Owner’s counsel at
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`the following addresses indicated in Patent Owner’s Mandatory Notices:
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`R. Scott Johnson (Reg. No. 45,792)
`Fredrikson & Byron, P.A.
`505 E. Grand Ave., Suite 200
`Des Moines, IA 50309
`Phone: (515) 242-8930
`Fax: (515) 242-8950
`Email: RSJohnson@fredlaw.com
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`Adam R. Steinert
`Fredrikson & Byron, P.A.
`200 South 6th Street, Suite 4000
`Minneapolis, MN 55402
`Tel: (612) 492-7000
`Fax: (612) 492-7797
`Email: asteinert@fredlaw.com
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`2
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`/s/ J. Derek Vandenburgh
`J. Derek Vandenburgh
`(Lead Counsel)
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