Patents by Inventor Patrick Clinton Wernett

Patrick Clinton Wernett 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).

  • Patent number: 11623983
    Abstract: The present invention relates to a composition for high temperature applications. More specifically, the present invention relates to a coated talc, a process for the preparation of such and its use as an additive in the production of polyolefin composite. Polyolefin composites produced according to the process of the present invention are exhibit a high thermal stability and are useful in a broad range of high temperature applications.
    Type: Grant
    Filed: March 1, 2022
    Date of Patent: April 11, 2023
    Assignee: Specialty Minerals (Michigan) Inc.
    Inventor: Patrick Clinton Wernett
  • Patent number: 11365312
    Abstract: The present invention relates to a composition for high temperature applications. More specifically, the present invention relates to a coated talc, a process for the preparation of such and its use as an additive in the production of polyolefin composite. Polyolefin composites produced according to the process of the present invention are exhibit a high thermal stability and are useful in a broad range of high temperature applications.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: June 21, 2022
    Assignee: Specialty Minerals (Michigan) Inc.
    Inventor: Patrick Clinton Wernett
  • Publication number: 20220186008
    Abstract: The present invention relates to a composition for high temperature applications. More specifically, the present invention relates to a coated talc, a process for the preparation of such and its use as an additive in the production of polyolefin composite. Polyolefin composites produced according to the process of the present invention are exhibit a high thermal stability and are useful in a broad range of high temperature applications.
    Type: Application
    Filed: March 1, 2022
    Publication date: June 16, 2022
    Inventor: Patrick Clinton Wernett
  • Publication number: 20200277481
    Abstract: The present invention relates to a composition for high temperature applications. More specifically, the present invention relates to a coated talc, a process for the preparation of such and its use as an additive in the production of polyolefin composite. Polyolefin composites produced according to the process of the present invention are exhibit a high thermal stability and are useful in a broad range of high temperature applications.
    Type: Application
    Filed: May 13, 2020
    Publication date: September 3, 2020
    Inventor: Patrick Clinton Wernett
  • Patent number: 10683411
    Abstract: The present invention relates to a composition for high temperature applications. More specifically, the present invention relates to a coated talc, a process for the preparation of such and its use as an additive in the production of polyolefin composite. Polyolefin composites produced according to the process of the present invention are exhibit a high thermal stability and are useful in a broad range of high temperature applications.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: June 16, 2020
    Assignee: SPECIALTY MINERALS (MICHIGAN) INC.
    Inventor: Patrick Clinton Wernett
  • Publication number: 20180312676
    Abstract: The present invention relates to a composition for high temperature applications. More specifically, the present invention relates to a coated talc, a process for the preparation of such and its use as an additive in the production of polyolefin composite. Polyolefin composites produced according to the process of the present invention are exhibit a high thermal stability and are useful in a broad range of high temperature applications.
    Type: Application
    Filed: September 19, 2017
    Publication date: November 1, 2018
    Inventor: Patrick Clinton Wernett
  • Publication number: 20040120902
    Abstract: The invention relates to a composition having finely divided calcium carbonate particles treated with fatty acids or polysaccharides. The invention further relates to a method for the preparation of the composition and its use in applications where fluoride compatibility is desired. The method entails providing finely divided calcium carbonate particles, treating the particles with at least one of fatty acids or polysaccharides including gums, starches and/or mucilages, and adding the treated particles to a fluoride containing toothpaste formulation.
    Type: Application
    Filed: October 16, 2003
    Publication date: June 24, 2004
    Inventors: Patrick Clinton Wernett, Ali Reza Bashey
  • Patent number: 6613856
    Abstract: Novel polymers are provided having phosphonated and sulphonated substituent groups such that the polymer is multifunctional in its use. Optional amide substituents are used to reduce electrostatic charge density or for hydrogen bonding. An advantage of the polymer is the flexibility of using it for multiple purposes. A particular application is for bonding paper fillers and paper fiber together.
    Type: Grant
    Filed: May 24, 2000
    Date of Patent: September 2, 2003
    Assignee: Minerals Technologies Inc.
    Inventors: Donald Kendall Drummond, Patrick Clinton Wernett
  • Patent number: 6287423
    Abstract: Novel polymers are provided having phosphonated and sulphonated substituent groups such that the polymers is multifunctional in its use. Optional amide substituents are used to reduce electrostatic charge density or for hydrogen bonding. An advantage of the polymer is the flexibility of using it for multiple purposes. A particular application is for bonding paper fillers and paper fiber together.
    Type: Grant
    Filed: April 6, 1999
    Date of Patent: September 11, 2001
    Assignee: Minerals Technologies Inc.
    Inventors: Donald Kendall Drummond, Patrick Clinton Wernett
  • Patent number: 6090242
    Abstract: Novel polymers are provided having phosphonated and sulphonated substituent groups such that the polymer is multifunctional in its use. Optional amide substituent are used to reduce electrostatic charge density or for hydrogen bonding. An advantage of the polymer is the flexibility of using it for multiple purposes. A particular application is for bonding paper fillers and paper fiber together.
    Type: Grant
    Filed: April 6, 1999
    Date of Patent: July 18, 2000
    Assignee: Minerals Technologies Inc.
    Inventors: Donald Kendall Drummond, Patrick Clinton Wernett