Patents by Inventor Tabatha Stearns

Tabatha Stearns 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).

  • Regioselectively substituted cellulose esters and films made therefrom
    Patent number: 12006376
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Grant
    Filed: March 27, 2023
    Date of Patent: June 11, 2024
    Assignee: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley Wayne McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • REGIOSELECTIVELY SUBSTITUTED CELLULOSE ESTERS AND FILMS MADE THEREFROM
    Publication number: 20230235093
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Application
    Filed: March 27, 2023
    Publication date: July 27, 2023
    Applicant: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley Wayne McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • Regioselectively substituted cellulose esters and films made therefrom
    Patent number: 11643477
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: May 9, 2023
    Assignee: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley Wayne McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • REGIOSELECTIVELY SUBSTITUTED CELLULOSE ESTERS AND FILMS MADE THEREFROM
    Publication number: 20220235149
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Application
    Filed: May 4, 2021
    Publication date: July 28, 2022
    Applicant: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley Wayne McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • Isocyanate-modified rigid thermoplastic polymer compositions
    Patent number: 11208520
    Abstract: Thermoplastic polymer compositions having enhanced properties, as well as methods of making and using the same, are provided. Thermoplastic polymers according to some aspects of the present invention may be rigid, but may also be suitable for use in applications requiring a thermoplastic polymer resin. Thermoplastic polymers according to various aspects of the present invention may be useful in preparing shaped articles such as, for example, sheets, films, tubes, preforms, bottles, profiles, and other similar articles.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: December 28, 2021
    Assignee: Eastman Chemical Company
    Inventors: Marc Alan Strand, Thomas Joseph Pecorini, Patricia Hill-Wilder, Tabatha Stearns, Ross W. Yost, Jason Christopher Jenkins, Anne Martine Jackson
  • Isocyanate-modified rigid thermoplastic polymer compositions
    Patent number: 11168174
    Abstract: Thermoplastic polymer compositions having enhanced properties, as well as methods of making and using the same, are provided. Thermoplastic polymers according to some aspects of the present invention may be rigid, but may also be suitable for use in applications requiring a thermoplastic polymer resin. Thermoplastic polymers according to various aspects of the present invention may be useful in preparing shaped articles such as, for example, sheets, films, tubes, preforms, bottles, profiles, and other similar articles.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: November 9, 2021
    Assignee: Eastman Chemical Company
    Inventors: Marc Alan Strand, Thomas Joseph Pecorini, Patricia Hill-Wilder, Tabatha Stearns, Ross W. Yost, Jason Christopher Jenkins
  • Regioselectively substituted cellulose esters and films made therefrom
    Patent number: 11034776
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Grant
    Filed: March 27, 2020
    Date of Patent: June 15, 2021
    Assignee: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • Regioselectively substituted cellulose esters and films made therefrom
    Patent number: 10759872
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: September 1, 2020
    Assignee: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • REGIOSELECTIVELY SUBSTITUTED CELLULOSE ESTERS AND FILMS MADE THEREFROM
    Publication number: 20200223946
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Application
    Filed: March 27, 2020
    Publication date: July 16, 2020
    Applicant: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • Regioselectively substituted cellulose esters and films made therefrom
    Patent number: 10640577
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: May 5, 2020
    Assignee: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • ISOCYANATE-MODIFIED RIGID THERMOPLASTIC POLYMER COMPOSITIONS
    Publication number: 20190071532
    Abstract: Thermoplastic polymer compositions having enhanced properties, as well as methods of making and using the same, are provided. Thermoplastic polymers according to some aspects of the present invention may be rigid, but may also be suitable for use in applications requiring a thermoplastic polymer resin. Thermoplastic polymers according to various aspects of the present invention may be useful in preparing shaped articles such as, for example, sheets, films, tubes, preforms, bottles, profiles, and other similar articles.
    Type: Application
    Filed: February 15, 2017
    Publication date: March 7, 2019
    Applicant: Eastman Chemical Company
    Inventors: Marc Alan Strand, Thomas Joseph Pecorini, Patricia Hill-Wilder, Tabatha Stearns, Ross W. Yost, Jason Christopher Jenkins, Anne Martine Jackson
  • ISOCYANATE-MODIFIED RIGID THERMOPLASTIC POLYMER COMPOSITIONS
    Publication number: 20190048124
    Abstract: Thermoplastic polymer compositions having enhanced properties, as well as methods of making and using the same, are provided. Thermoplastic polymers according to some aspects of the present invention may be rigid, but may also be suitable for use in applications requiring a thermoplastic polymer resin. Thermoplastic polymers according to various aspects of the present invention may be useful in preparing shaped articles such as, for example, sheets, films, tubes, preforms, bottles, profiles, and other similar articles.
    Type: Application
    Filed: February 15, 2017
    Publication date: February 14, 2019
    Applicant: Eastman Chemical Company
    Inventors: Marc Alan Strand, Thomas Joseph Pecorini, Patricia Hill-Wilder, Tabatha Stearns, Ross W. Yost, Jason Christopher Jenkins
  • REGIOSELECTIVELY SUBSTITUTED CELLULOSE ESTERS AND FILMS MADE THEREFROM
    Publication number: 20170306054
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Application
    Filed: April 10, 2017
    Publication date: October 26, 2017
    Applicant: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley McConnell, David William Norman, Tabatha Stearns, Bin Wang
  • REGIOSELECTIVELY SUBSTITUTED CELLULOSE ESTERS AND FILMS MADE THEREFROM
    Publication number: 20170307796
    Abstract: Regioselectively substituted cellulose esters having a plurality of pivaloyl substituents and a plurality of aryl-acyl substituents are disclosed along with methods for making the same. Such cellulose esters may be suitable for use in films, such as +A optical films, and/or +C optical films. Optical films prepared employing such cellulose esters have a variety of commercial applications, such as, for example, as compensation films in liquid crystal displays and/or waveplates in creating circular polarized light used in 3-D technology.
    Type: Application
    Filed: April 10, 2017
    Publication date: October 26, 2017
    Applicant: Eastman Chemical Company
    Inventors: Matthew Allen Boone, Christopher Harlan Burk, Peter Borden Mackenzie, Jennifer A. Fish, Eduardo Gallas Cervo, Elaine Beatrice Mackenzie, Robert Joseph Maleski, Wesley McConnell, David William Norman, Tabatha Stearns, Bin Wang