Patents by Inventor Edward Alan Davis

Edward Alan Davis 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).

  • Recovery of polyamides from composite articles
    Patent number: 5849804
    Abstract: A process for recovering polyamide from composite articles that contain polyamide involves (a) subjecting at substantially nondepolymerizing conditions the composite article to a solvent for polyamide for a time sufficient to dissolve substantially all of the polyamide and leaving an insoluble fraction; (b) separating insoluble fraction of the composite article from the dissolved polyamide; and (c) precipitating the dissolved polyamide with appropriate precipitants.
    Type: Grant
    Filed: June 26, 1996
    Date of Patent: December 15, 1998
    Assignees: BASF Corporation, BASF Aktiengesellschaft
    Inventors: Arlen K. Sarian, Alan C. Handermann, Simon Jones, Edward Alan Davis, Atish Adhya