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Transdermal monolith systems
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Patent number 5,079,008
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Issue date Jan 7, 1992
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Ciba-Geigy Corporation
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Joel Sinnreich
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Multilayer plaster
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Patent number 5,032,403
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Issue date Jul 16, 1991
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Ciba-Geigy Corporation
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Joel Sinnreich
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Covered retard forms
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Patent number 4,996,058
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Issue date Feb 26, 1991
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Ciba-Geigy Corporation
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Joel Sinnreich
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Pharmaceutical plaster
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Patent number 4,855,142
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Issue date Aug 8, 1989
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Ciba-Geigy Corporation
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Peter Fankhauser
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE