Patents by Inventor Lisa BERTOLO

Lisa BERTOLO 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).

  • WATERPROOFING AND BREATHABLE POLYOLEFIN ROOFING MEMBRANE BY EXTRUSION LAMINATION AND SEQUENTIAL STRETCHING
    Publication number: 20260257461
    Abstract: Reinforced microporous polyolefin sheets comprise one or more layers of a microporous polyolefin and a non-woven fabric at least partially embedded in the microporous polyolefin. The reinforced microporous polyolefin sheet is made in an extrusion lamination process by which a polyolefin sheet and non-woven fabric are laminated, followed by sequential cold and hot stretching steps to produce the micropores.
    Type: Application
    Filed: August 14, 2025
    Publication date: September 3, 2026
    Inventors: WENYI HUANG, LISA BERTOLO, JIAQUI WANG
  • Waterproofing and breathable polyolefin roofing membrane by extrusion lamination and sequential stretching
    Patent number: 12409640
    Abstract: Reinforced microporous polyolefin sheets comprise one or more layers of a microporous polyolefin and a non-woven fabric at least partially embedded in the microporous polyolefin. The reinforced microporous polyolefin sheet is made in an extrusion lamination process by which a polyolefin sheet and non-woven fabric are laminated, followed by sequential cold and hot stretching steps to produce the micropores.
    Type: Grant
    Filed: May 4, 2023
    Date of Patent: September 9, 2025
    Inventors: Wenyi Huang, Lisa Bertolo, Jiaqi Wang
  • WATERPROOFING AND BREATHABLE POLYOLEFIN ROOFING MEMBRANE BY EXTRUSION LAMINATION AND SEQUENTIAL STRETCHING
    Publication number: 20230356516
    Abstract: Reinforced microporous polyolefin sheets comprise one or more layers of a microporous polyolefin and a non-woven fabric at least partially embedded in the microporous polyolefin. The reinforced microporous polyolefin sheet is made in an extrusion lamination process by which a polyolefin sheet and non-woven fabric are laminated, followed by sequential cold and hot stretching steps to produce the micropores.
    Type: Application
    Filed: May 4, 2023
    Publication date: November 9, 2023
    Inventors: Wenyi HUANG, Lisa BERTOLO, Jiaqui WANG