Patents by Inventor Boris Krivopal

Boris Krivopal 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).

  • Chemical vapor resistant epoxy composition
    Patent number: 10563085
    Abstract: A two part, curable, epoxy composition useful for potting or sealing electrical devices for use in hazardous locations. Cured reaction products of the epoxy composition meet most or all UL 674 requirements and are useful to seal apertures in electrical equipment. Equipment sealed with the disclosed compositions can meet the UL 674 requirement.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: February 18, 2020
    Assignee: Henkel IP & Holding GmbH
    Inventors: Robert H. Pauze, Boris Krivopal, Timothy P. Walsh
  • Chemical Vapor Resistant Epoxy Composition
    Publication number: 20180362797
    Abstract: A two part, curable, epoxy composition useful for potting or sealing electrical devices for use in hazardous locations. Cured reaction products of the epoxy composition meet most or all UL 674 requirements and are useful to seal apertures in electrical equipment. Equipment sealed with the disclosed compositions can meet the UL 674 requirement.
    Type: Application
    Filed: August 27, 2018
    Publication date: December 20, 2018
    Inventors: Robert H. Pauze, Boris Krivopal, Timothy P. Walsh
  • Chemical vapor resistant epoxy composition
    Patent number: 10087341
    Abstract: A two part, curable, epoxy composition useful for potting or sealing electrical devices for use in hazardous locations. Cured reaction products of the epoxy composition meet most or all UL 674 requirements and are useful to seal apertures in electrical equipment. Equipment sealed with the disclosed compositions can meet the UL 674 requirement.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: October 2, 2018
    Assignee: Henkel IP & Holding GmbH
    Inventors: Robert H. Pauze, Boris Krivopal, Timothy P. Walsh
  • Chemical Vapor Resistant Epoxy Composition
    Publication number: 20160108279
    Abstract: A two part, curable, epoxy composition useful for potting or sealing electrical devices for use in hazardous locations. Cured reaction products of the epoxy composition meet most or all UL 674 requirements and are useful to seal apertures in electrical equipment. Equipment sealed with the disclosed compositions can meet the UL 674 requirement.
    Type: Application
    Filed: December 14, 2015
    Publication date: April 21, 2016
    Inventors: Robert H. Pauze, Boris Krivopal, Timothy P. Walsh
  • Pressure sensitive ink means, and methods of use
    Patent number: 5989700
    Abstract: Pressure sensitive inks have selected pressure sensitivity designed for use as a pressure sensitive component of a pressure sensitive device. The ink of the device is formed of an elastic polymer binder with a filler therefor of semiconductive nanoparticles preferably uniformly dispersed in the binder.
    Type: Grant
    Filed: January 5, 1996
    Date of Patent: November 23, 1999
    Assignee: Tekscan Incorporated
    Inventor: Boris Krivopal