`Approvedfor use through 08/31/2013. OMB 0651-0033
`U.S. Patent and Trademark Office; U.S. DEPARTMENT OF COMMERCE
`Under the Paperwork Reduction Act of 1995, no personsare required to respond to a collection of information unless it displays a valid OMB control number.
`Also Form PTO-1050
`
`UNITED STATES PATENT AND TRADEMARKOFFICE
`CERTIFICATE OF CORRECTION
`
`PATENT NO.
`
`: 8,222 588
`
`APPLICATION NO.: 43/204,106
`
`ISSUE DATE
`
`> July 17, 2012
`
`INVENTOR(S)
`
`= Kenneth Schofield, Mark L. Larson, Keith J. Vadas
`
`It is certified that an error appears or errors appear in the above-identified patent and that said Letters Patent
`is hereby corrected as shown below:
`
`Line 50, “is;" should be ~is:--
`
`eolumn 9
`Line 3, “minors” should be --mirrors--
`
`Column 14
`
`MAILING ADDRESS OF SENDER (Please do not use customer number below):
`
`GARDNER, LINN, BURKHART & FLORY, LLP
`2851 Charlevoix Br., 5.6., Suite 207
`Grand Ranids, ME 49546
`This collection of information is required by 37 CFR 1.322, 1.323, and 1.324. The information is required to obtain or retain a benefit by the public whichis to file
`(and by the USPTOto process) an application. Confidentiality is governed by 35 U.S.C. 122 and 37 CFR 1.14. This collection is estimated to take 1.0 hour to
`complete, including gathering, preparing, and submitting the completed application form to the USPTO. Time will vary depending upon the individual case. Any
`comments on the amountof time you require to complete this form and/or suggestions for reducing this burden, should be sent to the Chief Information Officer,
`U.S. Patent and Trademark Office, U.S. Department of Commerce, P.O. Box 1450, Alexandria, VA 22313-1450. DO NOT SEND FEES OR COMPLETED
`FORMSTO THIS ADDRESS. SEND TO: Attention Certificate of Corrections Branch, Commissioner for Patents, P.O. Box 1450, Alexandria,
`VA 22313-1450.
`
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`
`