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Last Updated: September 28, 2021

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Details for Patent: 9,561,197

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Which drugs does patent 9,561,197 protect, and when does it expire?

Patent 9,561,197 protects RAVICTI and is included in one NDA.

This patent has forty patent family members in twenty-four countries.

Summary for Patent: 9,561,197
Title:Methods of therapeutic monitoring of phenylacetic acid prodrugs
Abstract: The present disclosure provides methods for adjusting the dosage of PAA prodrugs (e.g., HPN-100, PBA) based on measurement of PAA and PAGN in plasma and calculating the PAA:PAGN ratio so as to determine whether PAA to PAGN conversion is saturated.
Inventor(s): Scharschmidt; Bruce (San Francisco, CA), Mokhtarani; Masoud (Walnut Creek, CA)
Assignee: Horizon Therapeutics, LLC (Lake Forest, IL)
Application Number:13/610,580
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 9,561,197
Patent Claim Types:
see list of patent claims

Drugs Protected by US Patent 9,561,197

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Horizon Therap RAVICTI glycerol phenylbutyrate LIQUID;ORAL 203284-001 Feb 1, 2013 RX Yes Yes ⤷  Free Forever Trial ⤷  Free Forever Trial DOSAGE ADJUSTMENT OF A NITROGEN SCAVENGING DRUG IN THE TREATMENT OF A UREA CYCLE DISORDER ⤷  Free Forever Trial
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

International Family Members for US Patent 9,561,197

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2012377389 ⤷  Free Forever Trial
Australia 2018200163 ⤷  Free Forever Trial
Australia 2019201811 ⤷  Free Forever Trial
Brazil 112014026138 ⤷  Free Forever Trial
Chile 2014002807 ⤷  Free Forever Trial
Chile 2017001375 ⤷  Free Forever Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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