Patents by Inventor Elizabeth T. Papish

Elizabeth T. Papish 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).

  • Light driven metal pincer photocatalysts for carbon dioxide reduction to carbon monoxide
    Patent number: 11103861
    Abstract: Disclosed are N-heterocyclic carbene (NHC) and 4-pyridinol-derived pincer ligands and metal complexes containing these ligands. These compounds can be used to photocatalyticaly reduce CO2 to CO.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: August 31, 2021
    Assignees: The Board of Trustees of The University of Alabama, University of Mississippi
    Inventors: Elizabeth T. Papish, Jared Heath Delcamp
  • LIGHT DRIVEN METAL PINCER PHOTOCATALYSTS FOR CARBON DIOXIDE REDUCTION TO CARBON MONOXIDE
    Publication number: 20190083966
    Abstract: Disclosed are N-heterocyclic carbene (NHC) and 4-pyridinol-derived pincer ligands and metal complexes containing these ligands. These compounds can be used to photocatalyticaly reduce CO2 to CO.
    Type: Application
    Filed: September 14, 2018
    Publication date: March 21, 2019
    Inventors: Elizabeth T. Papish, Jared Heath Delcamp
  • Dihydroxybipyridine complexes of ruthenium and iridium for water oxidation and hydrogenation
    Patent number: 9527066
    Abstract: The present invention discloses a class of organometallic catalysts for both hydrogenation and water oxidation. The synthesis and the use of these catalysts for hydrogenation, hydrogen production and water oxidation reactions is also disclosed.
    Type: Grant
    Filed: August 27, 2012
    Date of Patent: December 27, 2016
    Assignee: The Board of Trustees of The University of Alabama
    Inventors: Elizabeth T. Papish, Ismael Nieto
  • pH AND LIGHT ACTIVATED ANTI-CANCER DRUGS
    Publication number: 20160101177
    Abstract: Described are compositions of metal complexes that can be selectively activated by light when the metal complex is under acidic conditions, such as in a cancer cell. In some aspects, the metal complex can be utilized in a drug formulation with anti-cancer activity.
    Type: Application
    Filed: October 14, 2015
    Publication date: April 14, 2016
    Inventors: Elizabeth T. Papish, Jared J. Paul, Edward J. Merino
  • DIHYDROXYBIPYRIDINE COMPLEXES OF RUTHENIUM AND IRIDIUM FOR WATER OXIDATION AND HYDROGENATION
    Publication number: 20140219911
    Abstract: The present invention discloses a class of organometallic catalysts for both hydrogenation and water oxidation. The synthesis and the use of these catalysts for hydrogenation, hydrogen production and water oxidation reactions is also disclosed.
    Type: Application
    Filed: August 27, 2012
    Publication date: August 7, 2014
    Applicant: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ALABAMA
    Inventors: Elizabeth T. Papish, Ismael Nieto