John Heffernan

Person

  • Setauket, NY, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Reinforced expandable folders

    • Patent number 5,720,427
    • Issue date Feb 24, 1998
    • The Smead Manufacturing Company
    • Theodore V. Kachel
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Reinforced expandable folders

    • Patent number 5,711,750
    • Issue date Jan 27, 1998
    • Smead Manufacturing Company
    • Duane Christensen
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Reinforced expandable folder

    • Patent number 5,161,731
    • Issue date Nov 10, 1992
    • Esselte Pendaflex Corporation
    • Jonathan B. Rivlin
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER