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Serving leading biopharmaceutical companies globally:

Express Scripts

Generated: November 21, 2017

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Details for Patent: 5,349,945

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Summary for Patent: 5,349,945

Title: Aerosol dispenser comprising an indicator assembly
Abstract:An aerosol dispenser for use with an aerosol vial. The dispenser contains an assembly that indicates the quantity of doses dispensed from or remaining in the aerosol vial. The assembly comprises a rotatable indicator comprising a circumferential rack that is engaged by a worm-gear. Reciprocal movement of an aerosol vial within the dispenser causes rotation of the worm-gear which in turn causes rotation of the rack.
Inventor(s): Wass; Anthony C. L. (Lincs, GB), Law; Brian R. (Leicester, GB)
Assignee: Minnesota Mining and Manufacturing Company (St. Paul, MN)
Application Number:07/790,373
Patent Claim Types:
see list of patent claims
Device; Use; Formulation; Delivery;

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Foreign Priority and PCT Information for Patent: 5,349,945

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9025654Nov 26, 1990

International Patent Family for Patent: 5,349,945

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office0559757► Subscribe
Germany69108929► Subscribe
Australia9060491► Subscribe
United Kingdom9025654► Subscribe
World Intellectual Property Organization (WIPO)9209324► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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Serving leading biopharmaceutical companies globally:

Johnson and Johnson
Farmers Insurance

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