# Determination of Regulatory Review Period for Purposes of Patent Extension; XENPOZYME; Correction
**AGENCY:**
Food and Drug Administration, HHS.
**ACTION:**
Notice; correction.
**SUMMARY:**
The Food and Drug Administration (FDA or the Agency) is correcting a notice that appeared in the *Federal Register* of July 2, 2024. The document announced the determination of the regulatory review period for XENPOZYME (olipudase alfa-rpcp) for purposes of patent extension. The document was published with an incorrect patent number. This notice corrects the patent number.
**FOR FURTHER INFORMATION CONTACT:**
Beverly Friedman, Office of Regulatory Policy, Food and Drug Administration, 10903 New Hampshire Ave., Bldg. 51, Rm. 6250, Silver Spring, MD 20993, 301-796-3600.
**SUPPLEMENTARY INFORMATION:**
In the *Federal Register* of Tuesday, July 2, 2024 (89 FR 54829), appearing on pg. 54830, in the first paragraph of the third column, under Section I. Background of the *SUPPLEMENTARY INFORMATION* section, the patent numbers are corrected to read “U.S. Patent Nos. 8,349,319 and 8,658,162.”
Dated: July 16, 2024.
Lauren K. Roth,
Associate Commissioner for Policy.