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Serving leading biopharmaceutical companies globally:

Chinese Patent Office
QuintilesIMS
Express Scripts
Merck
Citi
Harvard Business School
US Department of Justice
Healthtrust
Cipla
Teva

Generated: February 24, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,524,769

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Summary for Patent: 4,524,769
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:
see list of patent claims
Compound; Delivery;

Drugs Protected by US Patent 4,524,769

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: 4,524,769

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

International Patents Family Members for US Patent 4,524,769

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria 23272 ➤ Try a Free Trial
Australia 559297 ➤ Try a Free Trial
Australia 8560882 ➤ Try a Free Trial
Canada 1178151 ➤ Try a Free Trial
Cyprus 1492 ➤ Try a Free Trial
Germany 3274065 ➤ Try a Free Trial
Denmark 159052 ➤ Try a Free Trial
Denmark 304482 ➤ Try a Free Trial
Egypt 16516 ➤ Try a Free Trial
European Patent Office 0069715 ➤ Try a Free Trial
Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration

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Serving hundreds of leading biopharmaceutical companies globally:

Farmers Insurance
Baxter
Healthtrust
US Department of Justice
QuintilesIMS
Deloitte
Moodys
Dow
Daiichi Sankyo

Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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