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Last Updated: November 22, 2024

Details for Patent: 9,062,047


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Summary for Patent: 9,062,047
Title:Crystalline form of pyrimido[6,1-A] isoquinolin-4-one compound
Abstract:The current invention is directed towards a polymorph of N-{2-[(2E)-2-(mesitylimino)-9,10-dimethoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]-isoquinolin-3(4H)-yl]ethyl}urea, in the form of a crystalline solid consisting of greater than 99% by weight of N-{2-[(2E)-2-(mesitylimino)-9,10-dimethoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]-isoquinolin-3(4H)-yl]ethyl}urea, at least 95% in the polymorphic form of a thermodynamically stable polymorph (I) of N-{2-[(2E)-2-(mesitylimino)-9,10-dimethoxy-4-oxo-6,7-dihydro-2H-pyrimido[6,1-a]-isoquinolin-3(4H)-yl]ethyl}urea, wherein said polymorph is determined by single crystal X-ray structural analysis and X-ray powder diffraction pattern.
Inventor(s):Walker Michael J. A., Plouvier Bertrand M. C., Northen Julian S., Fernandes Philippe
Assignee:Verona Pharma plc
Application Number:US13814877
Patent Claim Types:
see list of patent claims

Recent additions to Drugs Protected by US Patent 9,062,047

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Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Product Substance Delist Req. Patent Expiration Usecode Patented / Exclusive Use
Verona Pharma OHTUVAYRE ensifentrine SUSPENSION 217389 Jun 26, 2024 RX Yes ⤷  Sign Up Y ⤷  Sign Up U-3962 FOR THE MAINTENANCE TREATMENT OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD) IN ADULT PATIENTS
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >Type >RLD >Patent No. >Product >Substance >Delist Req. >Patent Expiration >Usecode >Patented / Exclusive Use

Drugs Protected by US Patent 9,062,047

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Verona Pharma OHTUVAYRE ensifentrine SUSPENSION;INHALATION 217389-001 Jun 26, 2024 RX Yes Yes ⤷  Sign Up ⤷  Sign Up Y FOR THE MAINTENANCE TREATMENT OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD) IN ADULT PATIENTS ⤷  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

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