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Serving hundreds of leading biopharmaceutical companies globally:

Farmers Insurance
Johnson and Johnson
Fuji
Chubb
Moodys
Express Scripts
Medtronic
Citi
US Department of Justice

Generated: June 21, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,907,583

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Summary for Patent: 4,907,583
Title: Device in powder inhalators
Abstract:Device in a previously known powder inhalator intended for inhalation of an air flow which contains pharmacologically active compound in micronized form. The powder inhalator comprises a nozzle unit (2) with a nozzle aperture (2a) as well as a container unit (3) with a releasing or dosing unit (6) for delivering the active compound. The air flow generated by inhalation is at least partly aspirated through an air conduit (7) located in the container unit (3), which conduit extends from an air inlet (8), communicating with the environment, via said releasing or dosing unit (6), up to said nozzle unit (2). According to the invention, deflector devices are stationarily arranged in the container unit (3) and/or in the nozzle unit (2), said deflector devices, for example in the shape of a helical channel portion (13), being arranged to create a powerful deflecting movement for the purpose of disrupting said powder particles into the respirable particle size distribution (less than 5 .mu.m).
Inventor(s): Wetterlin; Kjell I. L. (S Sandby, SE), Virtanen; Risto (Nurmijarvi, FI), Andersson; Jan A. R. (S Sandby, SE)
Assignee: Aktiebolaget Draco (Lund, SE)
Application Number:07/287,611
Patent Claim Types:
see list of patent claims
Compound; Delivery; Device;

Drugs Protected by US Patent 4,907,583

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: 4,907,583

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden86010600Mar 07, 1986

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Serving hundreds of leading biopharmaceutical companies globally:

US Department of Justice
Dow
Boehringer Ingelheim
Daiichi Sankyo
Covington
Julphar
Federal Trade Commission
Baxter
Citi

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