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Serving hundreds of leading biopharmaceutical companies globally:

Daiichi Sankyo
Healthtrust
UBS
McKinsey
Queensland Health
Moodys
Merck
Accenture
US Army

Generated: May 26, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,414,209

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Summary for Patent: 4,414,209
Title: Micronized aerosol steroids
Abstract:An antiinflammatory steroid exhibiting a tendency to crystal growth in suspension in aerosol propellants is contacted with a halogenated hydrocarbon to form a crystalline solvate, which, after removal of some or all of the propellant from the crystals, is reduced to a particle size permitting inhalation into the human bronchial system when dispersed as an aerosol, the micronized crystalline solvate not thereafter exhibiting crystal growth in the aerosol propellant. The solvate is a new composition of matter which has been characterized by I.R. spectra and the aerosol formulation prepared therefrom has valuable therapeutic properties, particularly in the treatment of asthma.
Inventor(s): Cook; Peter B. (Standon, GB2), Hunt; John H. (Theydon Bois, GB2)
Assignee: Allen & Hanburys Limited (London, GB2)
Application Number:05/805,910
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 4,414,209
Patent Claim Types:
see list of patent claims
Compound;

Drugs Protected by US Patent 4,414,209

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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Foreign Priority and PCT Information for Patent: 4,414,209

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom18421/72Apr 20, 1972

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Serving hundreds of leading biopharmaceutical companies globally:

US Department of Justice
Mallinckrodt
Chubb
QuintilesIMS
UBS
Julphar
Fish and Richardson
Harvard Business School
Fuji

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