`
`Applicants:
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`Rong-Kun Changetal.
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`Title:
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`ONCE DAILY FORMULATIONS OF TETRACYCLINES
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`063089-1701
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`Appl. No.:
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`12/926,934
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`Filing Date:
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`12/17/2010
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`Examiner:
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`Paul W. Dickinson
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`Art Unit:
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`1618
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`Conf. No.:
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`2817
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`AMENDMENT AND REPLY UNDER37 C.F.R. § 1.111
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`Mail Stop Amendment
`Commissioner for Patents
`P.O. Box 1450
`Alexandria, VA 22313-1450
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`Commissioner:
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`This communication is responsive to the Non-Final Office Action dated
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`November7, 2011, concerning the above-referenced patent application. Applicants request a
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`three month extension of time to makethe filing of this Amendmenttimely. The appropriate fee
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`is enclosed. The Commissioneris hereby authorized to charge any additional fees which may be
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`required regarding this application under 37 C.F.R. §§ 1.16-1.17, or credit any overpayment,to
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`Deposit Account No. 19-0741.
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`Amendments to the Claimsare reflected in the listing of claims which begins on page 2
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`of this document.
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`Remarks begin on page 5 of this document.
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`4819-6264-0655.1
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`