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`UNITED STATES PATENT AND TRADEMARK OFFIGE
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`UNITED STATES DEPARTMENT OF COMMERCE
`United States Patent and Trademark Office
`Address: COMMISSIONER FOR PATENTS
`Q. Box 1450
`Alexandria, Virginia 22313-1450
`www.uspto.gov
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`08/871,560
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`06/10/1997
`
`ALBERT L. SAARI
`
`S-836-001-PA
`CONFIRMATION NO. 8341
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`NORMANP.FRIEDERICHS
`1295 FIFTH STREET TOWERS
`
`100 SOUTH FIFTH STREET
`MINNEAPOLIS, MN 55402
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`POWEROF ATTORNEYNOTICE
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`OCMCA000
`0000
`Date Mailed: 01/30/2017
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`888102
`
`NOTICE REGARDING CHANGE OF POWEROF ATTORNEY
`
`This is in response to the Power of Attorneyfiled 01/26/2017.
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`* The Power of Attorney to you in this application has been revoked by the assignee who hasintervened as
`provided by 37 CFR 3.71. Future correspondencewill be mailed to the new address of record(37 CFR 1.33).
`
`Questions about the contents of this notice and the
`requirements it sets forth should be directed to the Office
`of Data Management, Application Assistance Unit,at
`(571) 272-4000 or (571) 272-4200 or 1-888-786-0101.
`
`/tmwilliams/
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