Patents by Inventor Patrick A. Grimm

Patrick A. Grimm 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 producing polyethylene
    Patent number: 5444133
    Abstract: Disclosed is a method of making polyethylene wherein ethylene, a catalyst, a cocatalyst and a solvent are added to a reactor. A first mixture is formed of the ethylene and either the catalyst or the cocatalyst and a second mixture is separately formed of the solvent and the other of the catalyst or cocatalyst. These two mixtures are then combined in a reactor to produce the polyethylene.
    Type: Grant
    Filed: April 22, 1993
    Date of Patent: August 22, 1995
    Assignee: Occidental Chemical Corporation
    Inventors: William G. Todd, Patrick A. Grimm, Joe C. Daws