Patents by Inventor Claudio Lopes

Claudio Lopes 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).

  • Substituted Cumarines, Process for the Production of Said Cumarines and Composition Containing Said Cumarines
    Publication number: 20080011985
    Abstract: Present invention refers to substituted cumarines that are capable to emit fluorescent light when illuminated by wave lengths within ultraviolet range. Present invention also refers to process of production of said substituted cumarines, well as provides compositions containing said substituted cumarines, especially compositions containing said cumarines and volatile solvents and/or adjuvants. Said compositions can be used in objects of great value for its owner, in view of facilitating the identification of such objects.
    Type: Application
    Filed: September 20, 2005
    Publication date: January 17, 2008
    Inventors: Claudio Lopes, Rosangela Capella Lopes, Jari Cardoso, Glaucia Slana, Maicon Guerra, Jose Mota Carvalho
  • Hydrazines and derivatives production process from hydrazines and dicarboxylic acid
    Publication number: 20070128680
    Abstract: The present invention describes a process to form hydrazides from the reaction of a hydrazine and a dicarboxylic, using a Lewis acid as a main reagent of the reaction. The reaction occurs in a safe reactional environment, utilizing smooth conditions, neither involving high temperatures nor high pressures, producing the desired products with high yields, between 90-95%. The invention also describes a kit for utilization of chemiluminescent substances, comprised of two solutions.
    Type: Application
    Filed: November 25, 2004
    Publication date: June 7, 2007
    Inventors: Claudio Lopes, Rosangela Sabattini Lopes, Jari Cardoso, Jacqueline Silva, Leticia Ferreira