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Last Updated: November 25, 2024

Details for Patent: 11,033,521

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Which drugs does patent 11,033,521 protect, and when does it expire?

Patent 11,033,521 protects DHIVY and is included in one NDA.

This patent has seven patent family members in six countries.

Summary for Patent: 11,033,521

Title:	Levodopa fractionated dose composition and use
Abstract:	There is provided a convenient new treatment of Parkinson disease by a frequent administration of optimal levodopa doses mimicking a continuous intravenous or infusion treatment, thus mitigating motor complications; and a new carbidopa/levodopa pharmaceutical unit form providing said new treatment.
Inventor(s):	Chase; Thomas N (Washington, DC), Clarence-Smith; Kathleen E. (Washington, DC)
Assignee:	AVION PHARMACEUTICALS, LLC (Alpharetta, GA)
Application Number:	16/719,203
Patent Claim Types: see list of patent claims	Use; Composition; Formulation; Dosage form;

Drugs Protected by US Patent 11,033,521

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Applicant	Tradename	Generic Name	Dosage	NDA	Approval Date	TE	Type	RLD	RS	Patent No.	Patent Expiration	Product	Substance	Delist Req.	Patented / Exclusive Use	Submissiondate
Avion Pharms	DHIVY	carbidopa; levodopa	TABLET;ORAL	214869-001	Nov 12, 2021		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up	Y			TREATMENT OF PARKINSON'S DISEASE	⤷ Sign Up
Avion Pharms	DHIVY	carbidopa; levodopa	TABLET;ORAL	214869-001	Nov 12, 2021		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up	Y			METHOD OF TREATING PARKINSON'S DISEASE BY ORALLY ADMINISTERING SEGMENTS OF A FUNCTIONALLY MULTISCORED, BILAYERED TABLET HAVING CARBIDOPA—25 MG/LEVODOPA—100 MG, EACH SEGMENT HAVING CARBIDOPA—6.25 MG/LEVODOPA—25 MG	⤷ Sign Up
Avion Pharms	DHIVY	carbidopa; levodopa	TABLET;ORAL	214869-001	Nov 12, 2021		RX	Yes	Yes	⤷ Sign Up	⤷ Sign Up	Y			METHOD OF TREATING PARKINSON'S DISEASE BY ORALLY ADMINISTERING A FUNCTIONALLY MULTISCORED, BILAYERED TABLET HAVING CARBIDOPA—25 MG/LEVODOPA—100 MG	⤷ Sign Up
>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 11,033,521

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Brazil	112020017422	⤷ Sign Up
Canada	3095341	⤷ Sign Up
China	111954523	⤷ Sign Up
European Patent Office	3773532	⤷ Sign Up
Japan	2021517128	⤷ Sign Up
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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