Patents by Inventor Michael G. Bonnington

Michael G. Bonnington 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).

  • Modified synthetic thermosetting resins and compositions containing same
    Patent number: 3989769
    Abstract: Thermosetting resins selected from aminoplast, unsaturated polyesters, and cross-linkable high-vinyl polybutadienes and certain derivatives thereof (a thermosetting moulding material containing said resins) are modified by incorporation of up to 50% by weight (based on the total weight) of a low-vinyl polybutadiene or certain derivatives thereof.
    Type: Grant
    Filed: May 28, 1974
    Date of Patent: November 2, 1976
    Assignee: British Industrial Plastics Limited
    Inventor: Michael G. Bonnington