Patents by Inventor Bruno Bersano

Bruno Bersano 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).

  • Sealing compound
    Patent number: 4801418
    Abstract: A PVC-free sealing compound, particularly a sealing compound for use on containers, comprising a mixture of low density polyethylene or linear low density polyethylene; a styrene-isoprene-styrene block copolymer or a thermoplastic elastomeric blend of an ethylene-propylene copolymer such as EPM or EPDM, EVA and process oil, one or more fillers such as talc, and optionally cork powder.
    Type: Grant
    Filed: February 12, 1988
    Date of Patent: January 31, 1989
    Assignee: W. R. Grace & Co.
    Inventor: Bruno Bersano
  • Sealing compound comprising cork powder and talc fillers
    Patent number: 4743636
    Abstract: A PVC-free sealing compound, particularly a sealing compound for use on containers, comprising a mixture of low density polyethylene or linear low density polyethylene; a styrene-isoprene-styrene block copolymer or a thermoplastic elastomeric blend of an ethylene-propylene copolymer such as EPM or EPDM, EVA and process oil, one or more fillers such as talc, and optionally cork powder.
    Type: Grant
    Filed: May 9, 1986
    Date of Patent: May 10, 1988
    Assignee: W. R. Grace & Co.
    Inventor: Bruno Bersano