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Details for Patent: 6,120,752

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Patent 6,120,752 protects ZETONNA and ALVESCO and is included in two NDAs.

This patent has thirty-seven patent family members in twenty-seven countries.

Summary for Patent: 6,120,752

Title: Medicinal aerosol products containing formulations of ciclesonide and related steroids
Abstract:A pharmaceutical aerosol formulation suitable for oral and/or nasal inhalation including an anti-inflammatory steroid of the formula ##STR1## in which: R.sub.1 is 1-butyl, 2-butyl, cyclohexyl or phenyl and R.sub.2 is acetyl or isobutanoyl, in particular ciclesonide. The formulations also include hydrofluorocarbon propellants such as HFC 134a and/or 227, and cosolvent such as ethanol in an amount sufficient to solubilize the ciclesonide or related steroid (and various optional ingredients, such as surfactant). The formulations exhibit very desirable physical and chemical stability, as well as excellent delivery characteristics.
Inventor(s): Oliver; Martin J. (Clarendon Park, GB), Fatania; Kanu M. (Loughborough, GB), Scott; John S. (Loughborough, GB), Muller; Helgert (Radolfzell, DE)
Assignee: 3M Innovative Properties Company (St. Paul, MN) Byk Gulden Lomberg Chemische Fabrik GmbH (Konstanz, DE)
Application Number:09/076,958
Patent Claim Types:
see list of patent claims
Formulation; Compound; Delivery; Device; Composition;
Patent Metrics:
Source: PatentQuant.com
Field: Not categorized
Back Citations: 14th percentile
Forward Citations: 0th percentile

Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Takeda Gmbh
AEROSOL, METERED;NASAL202129-001Jan 20, 2012RXYes6,120,752May 13, 2018Y
Takeda Gmbh
AEROSOL, METERED;INHALATION021658-002Jan 10, 2008RXYes6,120,752May 13, 2018Y
Takeda Gmbh
AEROSOL, METERED;INHALATION021658-003Jan 10, 2008RXYes6,120,752May 13, 2018Y
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Foreign Priority and PCT Information for Patent: 6,120,752

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9710496May 21, 1997
United Kingdom9803990Feb 25, 1998

International Patent Family for Patent: 6,120,752

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Norway2009024► subscribe
Norway327716► subscribe
Norway995667► 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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