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Details for Patent: 6,123,924

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Patent 6,123,924 protects SYMBICORT and is included in one NDA.

This patent has forty-three patent family members in twenty-eight countries.

Summary for Patent: 6,123,924

Title: Pressurized aerosol inhalation compositions
Abstract:Pressurized aerosol inhalation composition consisting essentially of a liquefied hydrofluoroalkane, a powdered medicament dispersible to form a suspension in the liquefied hydrofluoroalkane, and polyvinylpyrrolidone present in a concentration of 0.00001 to 10% w/w.
Inventor(s): Mistry; Suresh N (Birstall, GB), Gibson; Mark (Shepshed, GB)
Assignee: Fisons plc (Suffolk, GB)
Application Number:08/478,338
Patent Claim Types:
see list of patent claims
Composition; Process; Device;

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Astrazeneca
SYMBICORT
budesonide; formoterol fumarate dihydrate
AEROSOL, METERED;INHALATION021929-001Jul 21, 2006RXYes6,123,924► subscribeY
Astrazeneca
SYMBICORT
budesonide; formoterol fumarate dihydrate
AEROSOL, METERED;INHALATION021929-002Jul 21, 2006RXYes6,123,924► subscribeY
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Foreign Priority and PCT Information for Patent: 6,123,924

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9120396Sep 25, 1991
United Kingdom9120675Sep 28, 1991
United Kingdom9124661Nov 19, 1991

Non-Orange Book Patents for Patent: 6,123,924

For Orange Book-listed patents (shown in the main table above) generic applications must certify that the listed patents are expired, invalid, or will not be infringed by generic entry.

The non-Orange Book patents listed below do not require formal certifications, so they do not automatically impede generic entry. Instead, they represent potential opportunities for branded firms to block generic entry through patent infringment challenges.

Patent No. Title Estimated Patent Expiration
6,641,800 Pressurized aerosol compositions comprising powdered medicament dispersed in hydrofluoroalkane► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Because of the complexity of determining patent expiration dates it is advisable to have patent counsel verify freedom to operate.

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International Patent Family for Patent: 6,123,924

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria132739► subscribe
Australia2647192► subscribe
Australia654397► subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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