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Richard A. Leoncavallo

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  • Niagara Falls, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flexible container handling system
    • Patent number 8,905,255
    • Issue date Dec 9, 2014
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Flexible container handling system
    • Patent number 8,146,762
    • Issue date Apr 3, 2012
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Closure for a liquid container
    • Patent number 7,753,240
    • Issue date Jul 13, 2010
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Bottle closure
    • Patent number D570211
    • Issue date Jun 3, 2008
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Collar for a bottle closure
    • Patent number D567650
    • Issue date Apr 29, 2008
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Bottle closure
    • Patent number D543454
    • Issue date May 29, 2007
    • Nalge Nunc International
    • Richard A. Leoncavallo
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Flask
    • Patent number D539150
    • Issue date Mar 27, 2007
    • Nalge Nunc International
    • Richard A. Leoncavallo
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Water bottle
    • Patent number D528921
    • Issue date Sep 26, 2006
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Drinking container with multilayer leak-proof closure
    • Patent number 7,048,137
    • Issue date May 23, 2006
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Water bottle
    • Patent number D519380
    • Issue date Apr 25, 2006
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Liquid sample collection system
    • Patent number 6,976,398
    • Issue date Dec 20, 2005
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Solvent identification bottle with adjustable dispensing feature
    • Patent number 6,837,400
    • Issue date Jan 4, 2005
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Filtering unit having separately attachable filter cassette, filter...
    • Patent number 6,770,203
    • Issue date Aug 3, 2004
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Waste funnel system
    • Patent number 6,752,183
    • Issue date Jun 22, 2004
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    Filtering unit having separately attachable filter cassette, filter...
    • Patent number 6,458,278
    • Issue date Oct 1, 2002
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cartridge for aseptically holding and dispensing a fluid material,...
    • Patent number 6,305,576
    • Issue date Oct 23, 2001
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Squeeze bottle and leakproof closure device
    • Patent number 5,603,436
    • Issue date Feb 18, 1997
    • Nalge Company
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Bike bottle
    • Patent number D358530
    • Issue date May 23, 1995
    • Nalge Company
    • Ravinder C. Mehra
    • D07 - Equipment for preparing or serving food or drink not elsewhere specified
  • Information Patent Grant

    Dropper bottle assembly with squeeze cap
    • Patent number 5,328,058
    • Issue date Jul 12, 1994
    • Nalge Company
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Liquid dropper spout having lockable pivoted closure cap
    • Patent number 5,246,145
    • Issue date Sep 21, 1993
    • Nalge Company
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Dropper nozzle and cover assembly
    • Patent number D338830
    • Issue date Aug 31, 1993
    • Nalge Company
    • Richard A. Leoncavallo
    • D09 - Packages and containers for goods
  • Information Patent Grant

    Test tube rack and retainer
    • Patent number 5,080,232
    • Issue date Jan 14, 1992
    • Nalge Company
    • Richard A. Leoncavallo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Cryogenic vial
    • Patent number D310264
    • Issue date Aug 28, 1990
    • Nalge Company
    • Richard A. Leoncavallo
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Centrifuge tube
    • Patent number 4,902,270
    • Issue date Feb 20, 1990
    • Nalge Company
    • Paul V. Comeau
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Storage container
    • Patent number 4,898,278
    • Issue date Feb 6, 1990
    • Nalge Company
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Container and cap assembly
    • Patent number 4,896,783
    • Issue date Jan 30, 1990
    • Manufacturers Hanover Trust Company
    • Richard A. Leoncavallo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Single membrane disc supporting upper and lower membranes
    • Patent number 4,894,155
    • Issue date Jan 16, 1990
    • Nalge Cmpany
    • Richard A. Leoncavallo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Pressure filter assembly with bleed valve
    • Patent number 4,861,466
    • Issue date Aug 29, 1989
    • Nalge Company
    • Richard A. Leoncavallo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter unit
    • Patent number D297860
    • Issue date Sep 27, 1988
    • Nalge Company
    • Richard A. Leoncavallo
    • D24 - Medical and laboratory equipment
  • Information Patent Grant

    Storage rack for box-like container
    • Patent number 4,771,900
    • Issue date Sep 20, 1988
    • Nalge Company
    • Richard A. Leoncavallo
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLEXIBLE CONTAINER HANDLING SYSTEM
    • Publication number 20120152943
    • Publication date Jun 21, 2012
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Flexible Container Handling System
    • Publication number 20070209960
    • Publication date Sep 13, 2007
    • Nalge Nunc International
    • Richard A. Leoncavallo
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Closure for a liquid container
    • Publication number 20070175931
    • Publication date Aug 2, 2007
    • Nalge Nunc International
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Drinking container with multilayer leak-proof closure
    • Publication number 20050115966
    • Publication date Jun 2, 2005
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    Liquid sample collection system
    • Publication number 20040187611
    • Publication date Sep 30, 2004
    • Nalge Nunc International
    • Richard A. Leoncavallo
    • G01 - MEASURING TESTING
  • Information Patent Application

    Solvent identification bottle with adjustable dispensing feature
    • Publication number 20040173636
    • Publication date Sep 9, 2004
    • Nalge Nunc International
    • Richard A. Leoncavallo
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Waste funnel system
    • Publication number 20030106609
    • Publication date Jun 12, 2003
    • Nalge Nunc International Corporation
    • Richard A. Leoncavallo
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...