Patents by Inventor Ian D. Peggs

Ian D. Peggs 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).

  • Geocomposite membrane
    Patent number: 5788413
    Abstract: A water and oil impermeable geosynthetic clay liner is formed by supporting a layer of bentonite on an impermeable plastic layer. Integrally formed protrusions extend from one surface of the plastic layer to support a permeable plastic cover layer. The cover layer confines the bentonite clay layer and is heat sealed to the protrusions.
    Type: Grant
    Filed: March 28, 1996
    Date of Patent: August 4, 1998
    Assignee: I-Corp International, Inc.
    Inventor: Ian D. Peggs