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Last Updated: December 15, 2024

Details for Patent: 6,142,145


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Summary for Patent: 6,142,145
Scope and claims summary:
Title: Inhalation device
Abstract:An inhaler for administering powder by inhalation, including an inhaler body having two ends and a peripheral wall therebetween; an inhalation unit disposed in the inhaler body, the inhalation unit comprising an inhalation channel, the inhalation channel having an air inlet and an outlet; a dosing unit disposed in the inhaler body for providing a dose of powder to the inhalation channel such that a stream of air containing powder may be drawn from the outlet of the inhalation channel on inhalation by a user; a divider having a first surface bounded by a periphery and which substantially closes one end of the inhaler body; a mouthpiece attached to the periphery of the divider, the mouthpiece having a substantially radially directed flange which provides a second surface and which, together with the first surface, defines an air chamber; a first inlet for the air chamber provided in the first surface within the periphery of the divider and in fluid communication with the outlet of the inhalation channel; a second inlet for the air chamber disposed in the first surface within the periphery of the divider and adjacent the first inlet, a stream of supplementary air in use being drawn through the second inlet on inhalation by the user; and a discrete opening in peripheral wall of the inhaler body which is in fluid communication with the second inlet of the air chamber.
Inventor(s): Dagsland; Allan (Karlshamn, SE), Malmqvist-Granlund; Karin (Kavlinge, SE), Virtanen; Risto (Nurmijarvi, FI)
Assignee: Astra Aktiebolag (Sodertalje, SE)
Application Number:09/068,379
Patent Claim Types:
see list of patent claims
Delivery;

Drugs Protected by US Patent 6,142,145

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
>Applicant >Tradename >Generic Name >Dosage >NDA >Approval Date >TE >Type >RLD >RS >Patent No. >Patent Expiration >Product >Substance >Delist Req. >Patented / Exclusive Use >Submissiondate

Foreign Priority and PCT Information for Patent: 6,142,145

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden9700940Mar 14, 1997
PCT Information
PCT FiledMarch 13, 1998PCT Application Number:PCT/SE98/00460
PCT Publication Date:September 24, 1998PCT Publication Number: WO98/41259

International Family Members for US Patent 6,142,145

Country Patent Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Australia 6430698 ⤷  Subscribe
European Patent Office 0975382 ⤷  Subscribe
Sweden 9700940 ⤷  Subscribe
World Intellectual Property Organization (WIPO) 9841259 ⤷  Subscribe
>Country >Patent Number >Estimated Expiration >Supplementary Protection Certificate >SPC Country >SPC Expiration

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