TREA

by reactions only involving carbon-to-carbon unsaturated bonds

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  • CPC
  • D21H17/19
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Parent Industries

DTEXTILES PAPER D21Papermaking D21HPULP COMPOSITIONS PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D IMPREGNATING OR COATING OF PAPER TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G PAPER NOT OTHERWISE PROVIDED FOR D21H17/00Non-fibrous material added to the pulp, characterised by its constitution Paper-impregnating material characterised by its constitution

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D21H17/19by reactions only involving carbon-to-carbon unsaturated bonds
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Packing paper
    • Patent number 11,965,291
    • Issue date Apr 23, 2024
    • Mondi AG
    • Elisabeth Schwaiger
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Surface sizing agent for papermaking
    • Patent number 11,603,630
    • Issue date Mar 14, 2023
    • Kurita Water Industries Ltd.
    • Tomonari Katou
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Synthetic fiber
    • Patent number 4,790,907
    • Issue date Dec 13, 1988
    • Intera Company, Ltd.
    • Ted A. Mallen
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Chemical process for conferring conductor, antistatic and flame-pro...
    • Patent number 4,710,400
    • Issue date Dec 1, 1987
    • Universita' Degli Studi Di Parma
    • Gian P. Gardini
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Paper-polymer product
    • Patent number 4,503,117
    • Issue date Mar 5, 1985
    • Mobil Oil Corporation
    • James G. Murray
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Composite structural material and method with load bearing applicat...
    • Patent number 4,467,728
    • Issue date Aug 28, 1984
    • Ellis Paperboard Products, Inc.
    • Fred H. Horne
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Additive for felted cellulose fibers
    • Patent number 4,432,834
    • Issue date Feb 21, 1984
    • Nalco Chemical Company
    • Joyce M. Whitfield
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Transparent fibrous sheets
    • Patent number 4,416,950
    • Issue date Nov 22, 1983
    • Andrews Paper & Chemical Co.
    • Peter Muller
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Substrate treating compositions
    • Patent number 4,333,971
    • Issue date Jun 8, 1982
    • Monsanto Company
    • Donald N. Van Eenam
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Wood fibrous material and a method for improving the qualities thereof
    • Patent number 4,291,101
    • Issue date Sep 22, 1981
    • Nippon Oil and Fats Co., Ltd.
    • Yoshiharu Tanizaki
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    Oxidative polymerization of monomers having at least two activated...
    • Patent number 4,289,864
    • Issue date Sep 15, 1981
    • Monsanto Company
    • Donald N. Van Eenam
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Transparent fibrous sheets and process for making
    • Patent number 4,271,227
    • Issue date Jun 2, 1981
    • Andrews Paper & Chemical Co., Inc.
    • Peter Muller
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Radiation curable transparentizing resin systems, methods and products
    • Patent number 4,237,185
    • Issue date Dec 2, 1980
    • The Richardson Company
    • Louis J. Lombardi
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method of increasing polymerization reaction rates in the productio...
    • Patent number 4,148,949
    • Issue date Apr 10, 1979
    • Weyerhaeuser Company
    • Richard R. Casper
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Air drying process
    • Patent number 4,145,248
    • Issue date Mar 20, 1979
    • Monsanto Company
    • Donald N. Van Eenam
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    Method for preparing paper board having improved wet compression st...
    • Patent number 4,091,167
    • Issue date May 23, 1978
    • Rengo Co., Ltd.
    • Toshio Okada
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3926717
    • Patent number 3,926,717
    • Issue date Dec 16, 1975
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3912837
    • Patent number 3,912,837
    • Issue date Oct 14, 1975
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    3816286
    • Patent number 3,816,286
    • Issue date Jun 11, 1974
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3794552
    • Patent number 3,794,552
    • Issue date Feb 26, 1974
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3726709
    • Patent number 3,726,709
    • Issue date Apr 10, 1973
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Grant

    3549510
    • Patent number 3,549,510
    • Issue date Dec 22, 1970
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3461052
    • Patent number 3,461,052
    • Issue date Aug 12, 1969
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3431137
    • Patent number 3,431,137
    • Issue date Mar 4, 1969
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3236584
    • Patent number 3,236,584
    • Issue date Feb 22, 1966
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3232824
    • Patent number 3,232,824
    • Issue date Feb 1, 1966
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3183056
    • Patent number 3,183,056
    • Issue date May 11, 1965
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Grant

    3101276
    • Patent number 3,101,276
    • Issue date Aug 20, 1963
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3097096
    • Patent number 3,097,096
    • Issue date Jul 9, 1963
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3081143
    • Patent number 3,081,143
    • Issue date Mar 12, 1963
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE

Patents Applicationslast 30 patents

  • Information Patent Application

    FIBROUS STERILIZABLE MATERIAL FOR PACKAGING OF MEDICAL DEVICES AND...
    • Publication number 20240279877
    • Publication date Aug 22, 2024
    • Ahlstrom Oyj
    • Menno Dufour
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    ADDITIVE COMPOSITIONS FOR PAPERMAKING
    • Publication number 20230235509
    • Publication date Jul 27, 2023
    • Solenis Technologies, L.P.
    • Anthony Joseph Petty
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    PACKING PAPER
    • Publication number 20220403602
    • Publication date Dec 22, 2022
    • Mondi AG
    • Elisabeth SCHWAIGER
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
  • Information Patent Application

    SURFACE SIZING AGENT FOR PAPERMAKING
    • Publication number 20210262170
    • Publication date Aug 26, 2021
    • KURITA WATER INDUSTRIES LTD.
    • Tomonari KATOU
    • D21 - PAPER-MAKING PRODUCTION OF CELLULOSE