TREA

Duncan Duff McGregor

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  • Auckland, NZ
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Patents Grantslast 30 patents

  • Information Patent Grant

    Window stays
    • Patent number 12,037,823
    • Issue date Jul 16, 2024
    • ASSA ABLOY New Zealand Limited
    • Duncan Duff McGregor
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Window stays
    • Patent number 11,091,940
    • Issue date Aug 17, 2021
    • ASSA ABLOY NEW ZEALAND LIMITED
    • Duncan Duff McGregor
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Window stay
    • Patent number 11,060,336
    • Issue date Jul 13, 2021
    • ASSA ABLOY NEW ZEALAND LIMITED
    • Duncan Duff Mcgregor
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Sliding door roller system
    • Patent number 10,738,521
    • Issue date Aug 11, 2020
    • Interlock USA, Inc.
    • Trudi Anne Hamilton
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Window stay
    • Patent number D891242
    • Issue date Jul 28, 2020
    • ASSA ABLOY New Zealand Limited
    • Duncan Duff McGregor
    • D08 - Tools and hardware
  • Information Patent Grant

    Pivot joint
    • Patent number 8,267,616
    • Issue date Sep 18, 2012
    • Assa Abloy New Zealand Limited
    • Duncan McGregor
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Friction joint and fastener incorporating same
    • Patent number 6,598,910
    • Issue date Jul 29, 2003
    • Interlock Group Limited
    • Duncan Duff McGregor
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    WINDOW STAYS
    • Publication number 20210071453
    • Publication date Mar 11, 2021
    • ASSA ABLOY NEW ZEALAND LIMITED
    • Duncan Duff MCGREGOR
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    WINDOW STAY
    • Publication number 20190368253
    • Publication date Dec 5, 2019
    • ASSA ABLOY NEW ZEALAND LIMITED
    • Duncan Duff MCGREGOR
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    WINDOW STAYS
    • Publication number 20190360244
    • Publication date Nov 28, 2019
    • ASSA ABLOY NEW ZEALAND LIMITED
    • Duncan Duff MCGREGOR
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    MULTI PANEL COMPONENTS
    • Publication number 20190194995
    • Publication date Jun 27, 2019
    • ASSA ABLOY NEW ZEALAND LIMITED
    • Duncan Duff McGregor
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Sliding Door Roller System
    • Publication number 20180283070
    • Publication date Oct 4, 2018
    • INTERLOCK USA, INC.
    • Trudi Anne Hamilton
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Pivot joint
    • Publication number 20100047009
    • Publication date Feb 25, 2010
    • Duncan McGregor
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Friction joint and fastener incorporating same
    • Publication number 20020093208
    • Publication date Jul 18, 2002
    • Duncan Duff McGregor
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES