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Duncan C. Syme

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  • Chelsea, VT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fireplace front
    • Patent number D311574
    • Issue date Oct 23, 1990
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Wood and coal burning stove
    • Patent number D308246
    • Issue date May 29, 1990
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Convertible woodbox
    • Patent number D303328
    • Issue date Sep 12, 1989
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D06 - Furnishings
  • Information Patent Grant

    Wood and coal burning stove
    • Patent number D301059
    • Issue date May 9, 1989
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Wood and coal burning stove
    • Patent number D300354
    • Issue date Mar 21, 1989
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Free standing fireplace
    • Patent number D300355
    • Issue date Mar 21, 1989
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Fireplace front
    • Patent number D280127
    • Issue date Aug 13, 1985
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Park bench
    • Patent number D278955
    • Issue date May 28, 1985
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D06 - Furnishings
  • Information Patent Grant

    Park bench
    • Patent number D278396
    • Issue date Apr 16, 1985
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D06 - Furnishings
  • Information Patent Grant

    Method and apparatus for improved construction of fuel burning heat...
    • Patent number 4,499,889
    • Issue date Feb 19, 1985
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Fuel burning heating apparatus
    • Patent number 4,487,195
    • Issue date Dec 11, 1984
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Wood and coal burning stove
    • Patent number D275878
    • Issue date Oct 9, 1984
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Cooking method and apparatus for use with wood-burning stove
    • Patent number 4,466,419
    • Issue date Aug 21, 1984
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Warming shelf for a parlor stove
    • Patent number D269806
    • Issue date Jul 19, 1983
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Wood and coal burning heating method and apparatus
    • Patent number 4,367,725
    • Issue date Jan 11, 1983
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Flue collar for a wood burning stove
    • Patent number D262398
    • Issue date Dec 22, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Side panel for wood burning stove
    • Patent number D260284
    • Issue date Aug 18, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Top for a wood burning stove
    • Patent number D260286
    • Issue date Aug 18, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Back panel for wood burning stove
    • Patent number D260285
    • Issue date Aug 18, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Wood burning stove
    • Patent number D260032
    • Issue date Jul 28, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Door for a wood burning stove
    • Patent number D260034
    • Issue date Jul 28, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Front for a wood burning stove
    • Patent number D260033
    • Issue date Jul 28, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Wood burning heating apparatus
    • Patent number 4,279,238
    • Issue date Jul 21, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Wood burning apparatus having improved efficiency
    • Patent number 4,249,509
    • Issue date Feb 10, 1981
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Heating apparatus having improved combustion
    • Patent number 4,221,207
    • Issue date Sep 9, 1980
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Wood burning stove
    • Patent number D250203
    • Issue date Nov 7, 1978
    • Vermont Castings, Inc.
    • Duncan C. Syme
    • D23 - Environmental heating and cooling