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Serving hundreds of leading biopharmaceutical companies globally:

Dow
Mallinckrodt
Fuji
US Department of Justice
Covington
Citi
Chubb
Merck
QuintilesIMS

Generated: May 25, 2018

DrugPatentWatch Database Preview

Details for Patent: 5,829,434

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Summary for Patent: 5,829,434
Title: Inhaler for powdered medications
Abstract:A powder inhaler comprising: a powder housing for holding a supply of powdered material to be dispensed and a metering plate for holding a metered amount of said powdered material, the metering plate being alternately positionable below said supply of powdered material or within an inhalation conduit, by means of a bi-directional, angle-limited relative rotation about a common central axis; a counter for providing a visual count of the number of doses of said powdered material that have been dispensed or remain to be dispensed in response to the relative rotation, the counter including: a continuous counter ring and a coaxially mounted intermittent counter ring, both rings being mounted on a base in surrounding relation to a retaining post, being rotatable about the common central axis and having counting indicia thereon for displaying said visual count; and a display means through which at least one of the counting indicia is displayed to indicate a count corresponding to a number of doses of powdered material that have been dispensed or remain to be dispensed.
Inventor(s): Ambrosio; Thomas J. (Somerville, NJ), Ashley; Charles R. (Clinton, NJ), Bilanin; Alan J. (Princeton, NJ), Huck; Charles M. (Gladstone, NJ), Kaufman; Andrew E. (Robbinsville, NJ), Kenyon; David J. (Morristown, NJ), Manthena; Srinivas (Bricktown, NJ), Sochon; Henry R. (Clifton, NJ), Wilkinson; Ken (Round Lake, IL), Yang; Tsong-Toh (Warren, NJ)
Assignee: Schering Corporation (Kenilworth, NJ)
Application Number:08/446,804
Patent Claim Types:
see list of patent claims
Delivery; Use; Device;

Drugs Protected by US Patent 5,829,434

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: 5,829,434

PCT Information
PCT FiledDecember 16, 1993PCT Application Number:PCT/US93/12076
PCT Publication Date:July 07, 1994PCT Publication Number: WO94/14492

International Family Members for US Patent 5,829,434

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
China 1091321 ➤ Try a Free Trial
China 1120024 ➤ Try a Free Trial
Czech Republic 9501535 ➤ Try a Free Trial
Czech Republic 287848 ➤ 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:

Baxter
Boehringer Ingelheim
Chubb
Queensland Health
US Army
Accenture
Colorcon
Fish and Richardson
Daiichi Sankyo

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