Patents by Inventor Benjamin R. Hazen

Benjamin R. Hazen 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).

  • UNSATURATED POLYESTER RESIN SYSTEM FOR CURED IN-PLACE PIPING
    Publication number: 20220213294
    Abstract: A process to use an unsaturated polyester resin system comprising preparing a curable cumene-quat curing system. The cumene-quat curing system can comprise an unsaturated polyester resin, a peroxide initiator, a quaternary ammonium salt component, a 2,4-pentanedione component, and an inhibitor component. The peroxide initiator can comprise a cumene hydroperoxide component. The process can further comprise applying the curable cumene-quat curing system in a cured-in-place pipe rehabilitation process.
    Type: Application
    Filed: October 18, 2021
    Publication date: July 7, 2022
    Inventors: Benjamin R. Hazen, David J. Herzog, Louis R. Ross, Joel R. Weber
  • Unsaturated polyester resin system for cured in-place piping
    Patent number: 11180632
    Abstract: A process to use an unsaturated polyester resin system comprising preparing a curable cumene-quat curing system. The cumene-quat curing system can comprise an unsaturated polyester resin, a peroxide initiator, a quaternary ammonium salt component, a 2,4-pentanedione component, and an inhibitor component. The peroxide initiator can comprise a cumene hydroperoxide component. The process can further comprise applying the curable cumene-quat curing system in a cured-in-place pipe rehabilitation process.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: November 23, 2021
    Assignee: Interplastic Corporation
    Inventors: Benjamin R. Hazen, David J. Herzog, Louis R. Ross, Joel R. Weber
  • UNSATURATED POLYESTER RESIN SYSTEM FOR CURED IN-PLACE PIPING
    Publication number: 20190153196
    Abstract: A process to use an unsaturated polyester resin system comprising preparing a curable cumene-quat curing system. The cumene-quat curing system can comprise an unsaturated polyester resin, a peroxide initiator, a quaternary ammonium salt component, a 2,4-pentanedione component, and an inhibitor component. The peroxide initiator can comprise a cumene hydroperoxide component. The process can further comprise applying the curable cumene-quat curing system in a cured-in-place pipe rehabilitation process.
    Type: Application
    Filed: October 17, 2018
    Publication date: May 23, 2019
    Inventors: Benjamin R. Hazen, David J. Herzog, Louis R. Ross, Joel R. Weber
  • Unsaturated polyester resin system for cured in-place piping
    Patent number: 10131766
    Abstract: A process to use an unsaturated polyester resin system comprising preparing a curable cumene-quat curing system. The cumene-quat curing system can comprise an unsaturated polyester resin, a peroxide initiator, a quaternary ammonium salt component, a 2,4-pentanedione component, and an inhibitor component. The peroxide initiator can comprise a cumene hydroperoxide component. The process can further comprise applying the curable cumene-quat curing system in a cured-in-place pipe rehabilitation process.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: November 20, 2018
    Assignee: Interplastic Corporation
    Inventors: Benjamin R. Hazen, David J. Herzog, Louis R. Ross, Joel R. Weber
  • UNSATURATED POLYESTER RESIN SYSTEM FOR CURED IN-PLACE PIPING
    Publication number: 20180305521
    Abstract: A process to use an unsaturated polyester resin system comprising preparing a curable cumene-quat curing system. The cumene-quat curing system can comprise an unsaturated polyester resin, a peroxide initiator, a quaternary ammonium salt component, a 2,4-pentanedione component, and an inhibitor component. The peroxide initiator can comprise a cumene hydroperoxide component. The process can further comprise applying the curable cumene-quat curing system in a cured-in-place pipe rehabilitation process.
    Type: Application
    Filed: December 21, 2017
    Publication date: October 25, 2018
    Inventors: Benjamin R. Hazen, David J. Herzog, Louis R. Ross, Joel R. Weber