Details for Patent: 6,240,918

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Summary for Patent: 6,240,918

Patent landscape, scope, and claims:

Title:	Powdered medication inhaler
Abstract:	A powder dispenser includes a reservoir body including a supply of powder and an inhalation conduit; a driving body for rotating the reservoir body and including upper recesses and two spring fingers in lower driving recesses thereof; a rotatable metering plate for carrying a metered amount of powder from the supply to the inhalation conduit, and having an underside with ribs; a gas permeable retainer welded to the ribs; a spring biasing the metering plate toward the reservoir body; a nozzle having spiked ribs welded in the upper recesses of the driving body and including a chimney with vertical flutes; an adapter non-rotatably mounted with respect to the metering plate and including two locking recesses for receiving the spring fingers for locking engagement and two helical cam tracks with a square cross-section; a closure cap covering the driving body and including priming ribs biasing the spring fingers out of the locking recesses and engaging with the locking recesses to rotate the driving body, and two cams riding within the cam tracks; a base non-rotatably connected with the metering plate; and a counter rotatably mounted on the base and including rotatable counter rings providing a visual count of the number of doses of powder to be dispensed, and a pawl assembly engaging with gear teeth of the counter rings for rotating the same, the pawl assembly including an outer wall, a pawl and a pawl spring integrally molded as a single piece.
Inventor(s):	Ambrosio; Thomas J. (Somerville, NJ), Benson, Jr.; Warren A. (Woodville, WI), Dao; Kim C. (Wayne, NJ), Kenyon; David J. (Morristown, NJ), Kreiseder; Walter J. (Barrington, IL), Schonebaum; Theodore J. (Menomonie, WI), Vogel; Allen J. (Long Grove, IL), Walker; Louis B. (Menomonie, WI), Yang; Tsong-Toh (Warren, NJ)
Assignee:	Schering Corporation (Kenilworth, NJ)
Application Number:	08/803,363
Patent Claim Types: see list of patent claims	Device; Use;
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Drugs Protected by US Patent 6,240,918

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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

International Family Members for US Patent 6,240,918

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Country	Patent Number	Estimated Expiration	Supplementary Protection Certificate	SPC Country	SPC Expiration
Argentina	005888	⤷ Subscribe
Austria	216903	⤷ Subscribe
Australia	1850897	⤷ Subscribe
Australia	714886	⤷ Subscribe
>Country	>Patent Number	>Estimated Expiration	>Supplementary Protection Certificate	>SPC Country	>SPC Expiration

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