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Powders
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Patent number 6,989,155
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Issue date Jan 24, 2006
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Vectura Limited
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David Ganderton
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Dry powder inhalers
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Patent number 5,975,076
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Issue date Nov 2, 1999
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King's College London
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Michael Yianneskis
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Aerosol carriers
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Patent number 5,376,386
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Issue date Dec 27, 1994
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British Technology Group Limited
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David Ganderton
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Aerosol carriers
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Patent number 5,254,330
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Issue date Oct 19, 1993
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British Technology Group Ltd.
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David Ganderton
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE