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Last Updated: December 14, 2019

DrugPatentWatch Database Preview

Details for Patent: 7,094,427

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Which drugs does patent 7,094,427 protect, and when does it expire?

Patent 7,094,427 protects RYTARY and is included in one NDA.

This patent has thirteen patent family members in nine countries.

Summary for Patent: 7,094,427
Title:Combination immediate release controlled release levodopa/carbidopa dosage forms
Abstract: The present invention relates to dosage forms of a combination of carbidopa and levodopa comprising both immediate release and controlled release components for the treatment of ailments associated with depleted amounts of dopamine in a patient's brain tissue.
Inventor(s): Han; Chien-Hsuan (Sunnyvale, CA), Hsu; Larry (Los Altos Hills, CA), Hsu; Ann F. (Los Altos Hills, CA)
Assignee: Impax Laboratories, Inc. (Hayward, CA)
Application Number:10/241,837
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 7,094,427
Patent Claim Types:
see list of patent claims
Use; Formulation; Dosage form;

Drugs Protected by US Patent 7,094,427

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Impax Labs Inc RYTARY carbidopa; levodopa CAPSULE, EXTENDED RELEASE;ORAL 203312-001 Jan 7, 2015 RX Yes No   Start Trial   Start Trial Y Y TREATMENT OF PARKINSON'S DISEASE, POST-ENCEPHALITIC PARKINSONISM, AND PARKINSONISM THAT MAY FOLLOW CARBON MONOXIDE INTOXICATION OR MANGANESE INTOXICATION   Start Trial
Impax Labs Inc RYTARY carbidopa; levodopa CAPSULE, EXTENDED RELEASE;ORAL 203312-002 Jan 7, 2015 RX Yes No   Start Trial   Start Trial Y Y TREATMENT OF PARKINSON'S DISEASE, POST-ENCEPHALITIC PARKINSONISM, AND PARKINSONISM THAT MAY FOLLOW CARBON MONOXIDE INTOXICATION OR MANGANESE INTOXICATION   Start Trial
Impax Labs Inc RYTARY carbidopa; levodopa CAPSULE, EXTENDED RELEASE;ORAL 203312-003 Jan 7, 2015 RX Yes No   Start Trial   Start Trial Y Y TREATMENT OF PARKINSON'S DISEASE, POST-ENCEPHALITIC PARKINSONISM, AND PARKINSONISM THAT MAY FOLLOW CARBON MONOXIDE INTOXICATION OR MANGANESE INTOXICATION   Start Trial
Impax Labs Inc RYTARY carbidopa; levodopa CAPSULE, EXTENDED RELEASE;ORAL 203312-004 Jan 7, 2015 RX Yes Yes   Start Trial   Start Trial Y Y TREATMENT OF PARKINSON'S DISEASE, POST-ENCEPHALITIC PARKINSONISM, AND PARKINSONISM THAT MAY FOLLOW CARBON MONOXIDE INTOXICATION OR MANGANESE INTOXICATION   Start 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 7,094,427

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 2003247409   Start Trial
Canada 2486859   Start Trial
European Patent Office 1507518   Start Trial
European Patent Office 2921170   Start Trial
Spain 2606463   Start Trial
Hong Kong 1215386   Start Trial
Israel 164856   Start Trial
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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