Patents by Inventor J. Maynard Hawkins

J. Maynard Hawkins 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).

  • Process for forming copolymer particles
    Patent number: 4547329
    Abstract: Disclosed is a process for the formation of olefin-vinyl alcohol copolymer pellets which comprises mixing particles of the copolymer with water to obtain a wet cake containing about 20-70% solids by weight to thereby obtain a plasticized mass of the copolymer, thereafter extruding the copolymer at a temperature of about 5.degree.-7.degree. C. below the melting point of the mass through a nozzle to form a rod, and dividing the rod into individual pellets.
    Type: Grant
    Filed: October 31, 1983
    Date of Patent: October 15, 1985
    Assignee: Eastman Kodak Company
    Inventors: John R. Dombroski, J. Maynard Hawkins, Mark A. Pollock, Alan P. Leonard, Thomas A. Mitchell