TREA

Slots or openings in covers for rings

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Industry

  • CPC
  • B42F13/008
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B42Bookbinding B42FSHEETS TEMPORARILY ATTACHED TOGETHER FILING APPLIANCES FILE CARDS INDEXING B42F13/00Filing appliances with means for engaging perforations or slots

Current Industry

B42F13/008Slots or openings in covers for rings
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Device for accommodating punched sheets
    • Patent number 10,836,202
    • Issue date Nov 17, 2020
    • Albert Zweymüller
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Refillable notebook with release mechanism
    • Patent number 9,290,035
    • Issue date Mar 22, 2016
    • ACCO Brands Corporation
    • Edward P. Busam
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Loose-leaf binder
    • Patent number 5,967,690
    • Issue date Oct 19, 1999
    • Specialty Loose Leaf, Inc.
    • Paul R. Tibbetts
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Paper binder for folders
    • Patent number 5,405,209
    • Issue date Apr 11, 1995
    • Darby R. Johns
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Binder with integral book band
    • Patent number 5,242,237
    • Issue date Sep 7, 1993
    • P. A. Plymouth Inc.
    • Paul R. Wagner
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Binder backing for notebooks
    • Patent number 4,750,884
    • Issue date Jun 14, 1988
    • American Trading & Production Corporation
    • Thomas W. Bourgeois
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    3606557
    • Patent number 3,606,557
    • Issue date Sep 20, 1971
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    2804872
    • Patent number 2,804,872
    • Issue date Sep 3, 1957
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    2537172
    • Patent number 2,537,172
    • Issue date Jan 9, 1951
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    1390016
    • Patent number 1,390,016
    • Issue date Sep 6, 1921
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    940345
    • Patent number 940,345
    • Issue date Nov 16, 1909
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

Patents Applicationslast 30 patents