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`UNITED STATES PATENT AND TRADEMARK OFFICE
`CERTIFICATE OF CORRECTION
`
`PATENT NO.
`
`: 11,253,572
`
`APPLICATION NO.
`
`: 17/352,892
`
`ISSUE DATE
`
`: February 22, 2022
`
`INVENTOR(S)
`
`: George D. Yancopoulos
`
`Page 1 of 1
`
`ETDRS--.
`
`It is certified that an error appearsor errors appearin the above-identified patent and
`that said Letters Patent is hereby corrected as shown below:
`
`At column 15, lines 36-37, please correct the specification from “gained ETDRS”to read --gained 215
`
`MAILING ADDRESS OF SENDER (Please do not use customer number below):
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`BOZICEVIC, FIELD & FRANCIS LLP
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`RedwoodCity, California 94065
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