TREA

including non-mechanical means

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  • CPC
  • B43M7/004
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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B43Writing accessories B43MBUREAU ACCESSORIES NOT OTHERWISE PROVIDED FOR B43M7/00Devices for opening envelopes

Current Industry

B43M7/004including non-mechanical means
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Inserter and method for opening an envelope throat of an envelope t...
    • Patent number 10,160,256
    • Issue date Dec 25, 2018
    • Boewe Systec GmbH
    • Harald Schempp
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    System and method for high-speed insertion of envelopes
    • Patent number 9,902,192
    • Issue date Feb 27, 2018
    • H. W. Crowley
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Apparatus for inserting documents into envelopes and associated method
    • Patent number 9,452,635
    • Issue date Sep 27, 2016
    • T.S.D. LLC
    • Leo A. Haydt
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Envelope opening process and composition
    • Patent number 4,228,634
    • Issue date Oct 21, 1980
    • AES Technology Systems, Inc.
    • Joseph Savit
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Opening of envelope with darkened edges
    • Patent number 4,222,216
    • Issue date Sep 16, 1980
    • AES Technology Systems, Inc.
    • Martin T. Abrams
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Folded paper edge opening process
    • Patent number 4,194,342
    • Issue date Mar 25, 1980
    • AES Technology Systems, Inc.
    • Joseph Savit
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Envelope opening mechanism
    • Patent number 4,189,341
    • Issue date Feb 19, 1980
    • Thor Dahl, Inc.
    • John B. McPherson
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Envelope opening process
    • Patent number 4,082,603
    • Issue date Apr 4, 1978
    • Thor Dahl, Inc.
    • John B. McPherson
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Envelope opening machine
    • Patent number 4,069,011
    • Issue date Jan 17, 1978
    • Thor Dahl, Inc.
    • William H. Gunther
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3902429
    • Patent number 3,902,429
    • Issue date Sep 2, 1975
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3875722
    • Patent number 3,875,722
    • Issue date Apr 8, 1975
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3871573
    • Patent number 3,871,573
    • Issue date Mar 18, 1975
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3815325
    • Patent number 3,815,325
    • Issue date Jun 11, 1974
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3816213
    • Patent number 3,816,213
    • Issue date Jun 11, 1974
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3790429
    • Patent number 3,790,429
    • Issue date Feb 5, 1974
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3764049
    • Patent number 3,764,049
    • Issue date Oct 9, 1973
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3677460
    • Patent number 3,677,460
    • Issue date Jul 18, 1972
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    3590548
    • Patent number 3,590,548
    • Issue date Jul 6, 1971
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents