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  • CPC
  • B29L2031/7176
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Patents Grantslast 30 patents

  • Information Patent Grant

    Forming funnel for constraining cushioned mailers as well as system...

    • Patent number 11,383,456
    • Issue date Jul 12, 2022
    • Sealed Air Corporation (US)
    • Christopher C. Hamlin
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3506749

    • Patent number 3,506,749
    • Issue date Apr 14, 1970
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3193435

    • Patent number 3,193,435
    • Issue date Jul 6, 1965
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3061881

    • Patent number 3,061,881
    • Issue date Nov 6, 1962
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2677747

    • Patent number 2,677,747
    • Issue date May 4, 1954
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2555139

    • Patent number 2,555,139
    • Issue date May 29, 1951
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    2071646

    • Patent number 2,071,646
    • Issue date Feb 23, 1937
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents