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Serving hundreds of leading biopharmaceutical companies globally:

Queensland Health
Dow
US Department of Justice
QuintilesIMS
Federal Trade Commission
Cantor Fitzgerald
Harvard Business School
Cipla
Daiichi Sankyo

Generated: May 23, 2018

DrugPatentWatch Database Preview

Details for Patent: 4,668,218

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Summary for Patent: 4,668,218
Title: Indicating means for a dosage dispensing device
Abstract:An indicating means in a dosage dispensing device for medicaments, particularly a dosage inhaler which indicates a number of dosages administered from the dosage dispensing device. The indicating means includes a rotatable disc (1) having apertures (2) passing therethrough which can be filled with a medicament in particle form. By rotating the disc the apertures can be brought into an air channel or duct (3) through which air is inhaled. The rotatable disc has associated with a central portion a spiral groove or ridge (4) which can engage with peripheral teeth (8) on a toothed wheel (6), such that rotation of the disc (1) results in rotation of the toothed wheel and the toothed wheel is provided with one or more markings (9) which are visible from outside the dosage inhaler upon rotating the disc a predetermined number of times.
Inventor(s): Virtanen; Risto (Nurmij/a/ rvi, FI)
Assignee: Aktiebolaget Draco (SE)
Application Number:06/850,959
Patent Claim Types:
see list of patent claims
Delivery; Device;

Drugs Protected by US Patent 4,668,218

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: 4,668,218

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden8501806Apr 12, 1985

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Serving hundreds of leading biopharmaceutical companies globally:

Deloitte
Colorcon
Fuji
Cipla
US Department of Justice
Harvard Business School
Citi
Queensland Health
UBS

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