TREA

Alan GRUBB

Follow

Person

  • Pittsburgh, PA, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Mesogen compounds
    • Patent number 12,234,402
    • Issue date Feb 25, 2025
    • Transitions Optical, Ltd.
    • Ramaiahgari Reddy
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Mesogen compounds
    • Patent number 11,781,070
    • Issue date Oct 10, 2023
    • Transitions Optical, Ltd.
    • Ramaiahgari Reddy
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Mesogen compounds
    • Patent number 11,773,326
    • Issue date Oct 3, 2023
    • Transitions Optical, Ltd.
    • Ramaiahgari Reddy
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Ultraviolet light absorbers
    • Patent number 10,619,098
    • Issue date Apr 14, 2020
    • Transitions Optical, Inc.
    • Ramaiahgari Reddy
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

  • Information Patent Application

    Photochromic-Dichroic Articles
    • Publication number 20230400616
    • Publication date Dec 14, 2023
    • Transitions Optical, Ltd.
    • Henry Nguyen
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Mesogen Compounds
    • Publication number 20230383187
    • Publication date Nov 30, 2023
    • Transitions Optical, Ltd.
    • Ramaiahgari Reddy
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Mesogen Compounds
    • Publication number 20230295514
    • Publication date Sep 21, 2023
    • Transitions Optical, Ltd.
    • Yannian Li
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Mesogen Compounds
    • Publication number 20220275278
    • Publication date Sep 1, 2022
    • Transitions Optical, Ltd.
    • Ramaiahgari Reddy
    • G02 - OPTICS
  • Information Patent Application

    Mesogen Compounds
    • Publication number 20220049161
    • Publication date Feb 17, 2022
    • Transitions Optical, Ltd.
    • Ramaiahgari Reddy
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ULTRAVIOLET LIGHT ABSORBERS
    • Publication number 20170275534
    • Publication date Sep 28, 2017
    • TRANSITIONS OPTICAL, INC.
    • Ramaiahgari REDDY
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...