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Serving 500+ biopharmaceutical companies globally:

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Generated: August 20, 2017

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Title: Dosage inhalator
Abstract:A powder inhalator which is activated by the air flow generated at inhalation and which is intended for inhalation of solid pharmacologically active compound in micronized form, said inhalator comprising a nozzle 2, an air conduit 6, a dosing unit 10 comprising a storage chamber 5 for the active compound and dosing means 8, and a maneuvering unit 1, characterized in that the dosing unit 10 comprises a storage chamber 5 for the active compound, a perforated membrane 4, a holder 9 for the said perforated membrane, and dosing means 8 for introducing active compound into the perforations in the perforated membrane 4, whereby means are arranged for displacing the membrane 4 in relation to the dosing means 8, whereby in a first position solid active compound in micronized form is introduced into the perforations in part of the area of the membrane 4 and in a second position the said part of the membrane 4 is inserted in the air conduit 6 for the air to be inhaled.
Inventor(s): Wetterlin; Kjell I. L. (S Sandby, SE)
Assignee: Aktiebolaget Draco (Lund, SE)
Application Number:06/389,213
Patent Claim Types:
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Compound; Delivery;

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Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden8104239Jul 08, 1981

International Patent Family for Patent: ► Subscribe

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria23272► Subscribe
Australia559297► Subscribe
Australia8560882► Subscribe
Canada1178151► Subscribe
Cyprus1492► 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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Serving 500+ biopharmaceutical companies globally:

Harvard Business School
US Army
Johnson and Johnson

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