the joining step and the severing step being performed at different pressures

Patents Grantslast 30 patents

  • Information Patent Grant

    Method and device for making tubular bags of thin plastic films by...

    • Patent number 9,731,484
    • Issue date Aug 15, 2017
    • PANTEC AG
    • Hans-Peter Rohrer
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Heat seal die assembly

    • Patent number 7,513,286
    • Issue date Apr 7, 2009
    • Michael J. Recchia, Jr.
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Method of making dresses for dolls and the like and product obtaine...

    • Patent number 4,392,257
    • Issue date Jul 12, 1983
    • Giulio S. Furga
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Process for the manufacture of locks of hair from synthetic fibers,...

    • Patent number 4,377,427
    • Issue date Mar 22, 1983
    • R. George S.A.
    • Alain Francois
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3816216

    • Patent number 3,816,216
    • Issue date Jun 11, 1974
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3809306

    • Patent number 3,809,306
    • Issue date May 7, 1974
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3522133

    • Patent number 3,522,133
    • Issue date Jul 28, 1970
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3503827

    • Patent number 3,503,827
    • Issue date Mar 31, 1970
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    3413173

    • Patent number 3,413,173
    • Issue date Nov 26, 1968
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Heat seal die assembly

    • Publication number 20050274262
    • Publication date Dec 15, 2005
    • Michael J. Recchia
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL