Patents by Inventor Rebecca C. Savage

Rebecca C. Savage 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).

  • Heterophasic copolymers and polymerization methods
    Patent number: 11034827
    Abstract: Heterophasic copolymers of propylene and an alpha olefin comonomer having a matrix phase and a fill phase, particularly, a heterophasic copolymer having a high fill phase content (greater than or equal to 50%), are provided herein. Polymerization methods and catalyst systems for producing such heterophasic copolymers are also provided.
    Type: Grant
    Filed: April 9, 2019
    Date of Patent: June 15, 2021
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Lubin Luo, Xin Chen, Yen-Hao Lin, Anupriya Jain, Matthew S. Bedoya, Medrado M. Leal, Rebecca C. Savage, Rachel G. Terry, Sergey Yakovlev
  • Heterophasic Copolymers and Polymerization Methods
    Publication number: 20190330460
    Abstract: Heterophasic copolymers of propylene and an alpha olefin comonomer having a matrix phase and a fill phase, particularly, a heterophasic copolymer having a high fill phase content (greater than or equal to 50%), are provided herein. Polymerization methods and catalyst systems for producing such heterophasic copolymers are also provided.
    Type: Application
    Filed: April 9, 2019
    Publication date: October 31, 2019
    Inventors: Lubin Luo, Xin Chen, Yen-Hao Lin, Anupriya Jain, Matthew S. Bedoya, Medrado M. Leal, Rebecca C. Savage, Rachel G. Terry, Sergey Yakovlev