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Respiratory mask
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Patent number 7,665,464
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Issue date Feb 23, 2010
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RIC Investments, LLC
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Ralph E Kopacko
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Nasal mask seal
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Patent number D493523
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Issue date Jul 27, 2004
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Respironics, Inc.
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Shari S. Barnett
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D24 - Medical and laboratory equipment
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Respiratory mask
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Patent number 6,467,483
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Issue date Oct 22, 2002
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Respironics, Inc.
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Ralph E. Kopacko
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Nasal mask cushion
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Patent number D464428
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Issue date Oct 15, 2002
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Respironics, Inc.
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Shari S. Barnett
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D24 - Medical and laboratory equipment
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Nasal mask
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Patent number D464133
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Issue date Oct 8, 2002
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Respironics, Inc.
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Shari S. Barnett
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D24 - Medical and laboratory equipment
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Nasal mask
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Patent number D448473
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Issue date Sep 25, 2001
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Respironics, Inc.
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Shari S. Barnett
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D24 - Medical and laboratory equipment
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Respiratory mask facial seal
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Patent number 5,884,624
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Issue date Mar 23, 1999
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Respironics, Inc.
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Shari S. Barnett
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Respiratory mask facial seal
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Patent number 5,647,357
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Issue date Jul 15, 1997
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Respironics, Inc.
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Shari S. Barnett
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE