TREA

LOGSDON FOUNDATION, THE, A CORPORATION OF CA

Follow

Organization

  • FULLERTON, CA, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Barrier mold for forming openings in concrete structures
    • Patent number 5,072,911
    • Issue date Dec 17, 1991
    • The Logsdon Foundation
    • Duane D. Logsdon
    • E04 - BUILDING
  • Information Patent Grant

    Movable fitting members for use with drain fittings
    • Patent number 5,072,461
    • Issue date Dec 17, 1991
    • The Logsdon Foundation
    • Duane D. Logsdon
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Seal structures for flanges having bowed sealing surfaces
    • Patent number 5,052,726
    • Issue date Oct 1, 1991
    • Logsdon Foundation
    • Duane D. Logsdon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Drain grate with primary and secondary weirs
    • Patent number 4,961,848
    • Issue date Oct 9, 1990
    • Logsdon Foundation
    • Duane D. Logsdon
    • E04 - BUILDING
  • Information Patent Grant

    Pipe holders
    • Patent number 4,930,733
    • Issue date Jun 5, 1990
    • Logsdon Foundation
    • Duane D. Logsdon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Tub boxes
    • Patent number 4,925,045
    • Issue date May 15, 1990
    • Logsdon Foundation
    • Duane D. Logsdon
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Pipe holders
    • Patent number 4,903,921
    • Issue date Feb 27, 1990
    • Logsdon Foundation
    • Duane D. Logsdon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Decorative escutcheon capable of inhibiting the propagation of noise
    • Patent number 4,385,777
    • Issue date May 31, 1983
    • The Logsdon Foundation
    • Daniel D. Logsdon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Faucet mounting gasket
    • Patent number D269110
    • Issue date May 24, 1983
    • The Logsdon Foundation
    • Daniel D. Logsdon
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Faucet mounting gasket
    • Patent number D269111
    • Issue date May 24, 1983
    • The Logsdon Foundation
    • Daniel D. Logsdon
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sound isolating device for suspending plumbing pipes
    • Patent number 4,314,687
    • Issue date Feb 9, 1982
    • The Logsdon Foundation
    • Daniel D. Logsdon
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Sound insulating support for plumbing pipes
    • Patent number 4,309,007
    • Issue date Jan 5, 1982
    • The Logsdon Foundation
    • Daniel D. Logsdon
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Roof flashings for use with solar collector
    • Patent number 4,280,305
    • Issue date Jul 28, 1981
    • The Logsdon Foundation
    • Duane D. Logsdon
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Roof flashing structures
    • Patent number 4,265,058
    • Issue date May 5, 1981
    • The Logsdon Foundation
    • Duane D. Logsdon
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Backflow preventer for sewer system
    • Patent number 4,215,724
    • Issue date Aug 5, 1980
    • The Logsdon Foundation
    • Duane D. Logsdon
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Water closet protector stabilizer
    • Patent number 4,212,486
    • Issue date Jul 15, 1980
    • The Logsdon Foundation
    • Duane D. Logsdon
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Roof flashing structure
    • Patent number 4,160,347
    • Issue date Jul 10, 1979
    • The Logsdon Foundation
    • Duane D. Logsdon
    • E04 - BUILDING
  • Information Patent Grant

    Washing machine outlet box
    • Patent number 4,158,471
    • Issue date Jun 19, 1979
    • The Logsdon Foundation
    • Duane D. Logsdon
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...