Patents by Inventor Claude Guy Patin

Claude Guy Patin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Multi-layer article and a process and an apparatus for its manufacture
    Patent number: 4081305
    Abstract: A multi-layer web or strip is produced from a single strip, by folding this single strip on itself, forming alternate loops in zig-zag form, the second portion of a loop partially covering the first portion of the same loop and being covered in the same proportion by the first portion of the following contiguous loop. The present invention is applicable to the continuous manufacture of multi-layer sheets for cleaning, hygiene or mechanical purposes.
    Type: Grant
    Filed: November 22, 1976
    Date of Patent: March 28, 1978
    Assignee: Compagnie des Etablissements de la Risle
    Inventor: Claude Guy Patin
  • Multi-layer article and a process and an apparatus for its manufacture
    Patent number: 4043855
    Abstract: A multi-layer web or strip is produced from a single strip, by folding this single strip on itself, forming alternate loops in zig-zag form, the second portion of a loop partially covering the first portion of the same loop and being covered in the same proportion by the first portion of the following contiguous loop. The present invention is applicable to the continuous manufacture of multi-layer sheets for cleaning, hygiene or mechanical purposes.
    Type: Grant
    Filed: March 3, 1975
    Date of Patent: August 23, 1977
    Assignee: Compagnie des Etablissements Dela Risle
    Inventor: Claude Guy Patin