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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 No. RE 45,415
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`______________________________
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`PETITIONER TENNANT COMPANY’S
`MOTION TO EXPUNGE PAPER NO. 23
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`Petitioner Tennant Company hereby respectfully moves the Board to
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`expunge the originally-filed version of its Opposition to Patent Owner’s Motion for
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`Additional Discovery (Paper No. 23). The brief as originally filed inadvertently
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`exceeded the page limit set by the Board’s September 23 Order (Paper No. 18). A
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`corrected brief is being filed concurrently with this Motion to Expunge.
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`Dated: October 11, 2021
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`/s/ R. Scott Johnson
`R. Scott Johnson
`Reg. No. 45,792
`Lead Counsel for Petitioner
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`CERTIFICATE OF SERVICE
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`Pursuant to 37 C.F.R. § 42.6(e) and the agreement of the parties, the
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`undersigned certifies that on October 11, 2021, a true and correct copy of the
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`foregoing was served via email on the following:
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`Nathan Louwagie
`NLouwagie@carlsoncaspers.com
`OWT@carlsoncaspers.com
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`Larina Alton for Schwegman Lundberg & Woessner, P.A.
`Larina.Alton@maslon.com
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`/s/ R. Scott Johnson
`R. Scott Johnson
`Reg. No. 45,792
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`By:
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`Dated: October 11, 2021
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`- 2 -
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