`Approved for use through 08/31/2013. OMB 0651-0033
`U.S. Patent and Trademark Office; U.S. DEPARTMENT OF COMMERCE
`Underthe Paperwork Reduction Act of 1995, no personsare required to respond to a collection of information unlessit displays a valid OMB control number.
`Also Form PTO-1050
`
`UNITED STATES PATENT AND TRADEMARKOFFICE
`CERTIFICATE OF CORRECTION
`
`PATENT NO.
`
`: 8,599,001
`
`APPLICATION NO.: 13/680,534
`
`ISSUE DATE
`
`- December3, 2013
`
`INVENTOR(S) Kenneth Schofield, Mark L. Larson
`
`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 42, "mirror" should be --minor--
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`Column 29
`Line 25, "mirror" should be --minor--
`
`Column 31
`Line 6, "5500)" should be --S500)--
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`Column 35
`Line 27, "Fray" should be --Fpay--
`Line 37, "Fray" should be --Fpay--
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`Column 42
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`MAILING ADDRESS OF SENDER (Please do not use customer number below):
`
`GARDNER, LINN, BURKHART & FLORY, LLP
`2851 Charlevoix Drive SE, Suite 207
`Grand Rapids, MI 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 tofile
`(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. Timewill 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.
`
`If you need assistance in completing the form, call 1-800-PTO-9199 andselect option 2.
`
`