Patents by Inventor Mary J. Hagenson

Mary J. Hagenson 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).

  • Glass-reinforced branched higher alpha-olefin polymers
    Patent number: 5583180
    Abstract: Compositions of stabilized stereoregular polymers of branched higher alpha-olefins, grafting compounds, free radical generators, glass and epoxy resins and/or epoxy-functional silanes and/or hydroxy functional compounds are provided as well as methods for making these compounds and articles thereof.
    Type: Grant
    Filed: March 8, 1995
    Date of Patent: December 10, 1996
    Assignee: Phillips Petroleum Company
    Inventors: Edwin Boudreaux, Jr., Howard F. Efner, Mary J. Hagenson
  • Glass-reinforced branched higher alpha-olefin polymers
    Patent number: 5514736
    Abstract: Compositions of stabilized stereoregular polymers of branched higher alpha-olefins, grafting compounds, free radical generators, glass and epoxy resins and/or epoxy-functional silanes and/or hydroxy functional compounds are provided as well as methods for making these compounds and articles thereof.
    Type: Grant
    Filed: March 8, 1995
    Date of Patent: May 7, 1996
    Assignee: Phillips Petroleum Company
    Inventors: Edwin Boudreaux, Jr., Howard F. Efner, Mary J. Hagenson
  • Glass-reinforced grafted branched higher alpha-olefin polymers
    Patent number: 5430079
    Abstract: Compositions of stabilized stereoregular polymer of branched higher alpha-olefins, grafting compounds, free radical generators, glass and epoxy resins and/or epoxy-functional silanes and/or hydroxy functional compounds are provided as well as methods for making these compounds and articles thereof.
    Type: Grant
    Filed: January 18, 1994
    Date of Patent: July 4, 1995
    Assignee: Phillips Petroleum Company
    Inventors: Howard F. Efner, Edwin Boudreaux, Jr., Mary J. Hagenson
  • Glass-reinforced grafted branched higher alpha-olefin polymers
    Patent number: 5308893
    Abstract: Compositions of stabilized stereoregular polymers of branched higher alpha-olefins, grafting compounds, free radical generators, glass and epoxy resins and/or epoxy-functional silanes and/or hydroxy functional compounds are provided as well as methods for making these compounds and articles thereof.
    Type: Grant
    Filed: October 26, 1992
    Date of Patent: May 3, 1994
    Assignee: Phillips Petroleum Company
    Inventors: Mary J. Hagenson, Howard F. Efner, Edwin Boudreaux, Jr.
  • Reinforced polypropylene compounds with improved properties
    Patent number: 5300547
    Abstract: Properties of articles made from either glass reinforced polypropylene or glass reinforced carboxylated polypropylene are improved by use of at least one amino-functional silane and at least one polyurethane film former in the sizing of the glass or added to the composition separately from the glass.
    Type: Grant
    Filed: October 30, 1992
    Date of Patent: April 5, 1994
    Assignee: Phillips Petroleum Company
    Inventors: Mary J. Hagenson, William H. Beever
  • Glass-reinforced chemically coupled branched higher alpha-olefin compounds
    Patent number: 5272195
    Abstract: Compositions including polymers, copolymers and blends of stabilized stereoregular polymers of branched higher alpha-olefins, grafting compounds, free radical generators, glass and amino-functional silanes are provided as well as methods for making these compounds and articles thereof. These may also contain polyurethane film formers.
    Type: Grant
    Filed: July 14, 1992
    Date of Patent: December 21, 1993
    Assignee: Phillips Petroleum Company
    Inventors: Mary J. Hagenson, David A. Soules, Dirk M. Sutherlin, Larry M. Selby