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Multiple compartment syringe
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Patent number 9,114,215
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Issue date Aug 25, 2015
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Bayer Medical Care Inc.
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Kevin P. Cowan
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Plunger systems
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Patent number 6,984,222
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Issue date Jan 10, 2006
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Medrad, Inc.
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Mark W. Hitchins
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Plunger systems
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Patent number 6,017,330
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Issue date Jan 25, 2000
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Medrad, Inc.
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Mark W. Hitchins
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Plunger systems
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Patent number 5,873,861
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Issue date Feb 23, 1999
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Medrad, Inc.
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Mark W. Hitchins
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE