Patents by Inventor David Barros

David Barros 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).

  • PROCESS FOR THE PRODUCTION OF PETROLEUM TAR PITCH FOR USE AS A BINDER IN THE PRODUCTION OF ELECTRODES
    Publication number: 20170121834
    Abstract: A process for the production of petroleum tar pitch with the using a fresh hydrocarbon feedstock, preheating it, treating the heated feedstock and passing fractionating the treated feedstock into gases, light distillates and a bottom fractionation stream, then dividing the bottom fraction stream into a recycle stream and a cracked fraction stream and using the cracked fraction stream in a reduced pressure distillation tower so that the light cracked fraction is fractionated light vacuum gas oil, heavy vacuum gas oil and a high quality petroleum tar pitch.
    Type: Application
    Filed: November 3, 2015
    Publication date: May 4, 2017
    Applicant: INTEVEP, S.A.
    Inventors: Alexis Lira, Mirian Rosas, David Barros, Yrem Muller, Alejandra Marval
  • Derivatives and analogs of N-ethylquinolones and N-ethylazaquinolones
    Patent number: 8071592
    Abstract: Bicyclic nitrogen containing compounds and their use as antibacterials.
    Type: Grant
    Filed: July 18, 2007
    Date of Patent: December 6, 2011
    Assignee: Glaxo Group Limited
    Inventors: Lluis Ballell, David Barros, Gerald Brooks, Julia Castro Pichel, Steven Dabbs, Robert A Daines, David Thomas Davies, Jose Maria Fiandor Roman, Israil Pendrak, Modesto J Remuiñan Blanco, Jason Anthony Rossi, Ilaria Giordano, Alan Joseph Hennessy, James B Hoffman, Graham Elgin Jones, Timothy James Miles, Neil David Pearson, Lihua(lily) Zhang
  • DERIVATIVES AND ANALOGS OF N-ETHYLQUINOLONES AND N-ETHYLAZAQUINOLONES
    Publication number: 20090270374
    Abstract: Bicyclic nitrogen containing compounds and their use as antibacterials.
    Type: Application
    Filed: July 18, 2007
    Publication date: October 29, 2009
    Inventors: Llius Ballell, David Barros, Gerald Brooks, Julia Castro Pichel, Steven Dabbs, Robert A. Daines, David Thomas Davies, Jose Maria Fiandor Roman, Israil Pendrak, Modesto J. Remuinan Blanco, Jason Anthony Rossi, Ilaria Giordano, Alan Joseph Hennessy, James B. Hoffman, Graham Elgin Jones, Timothy James Miles, Neil David Pearson, Lihua(lily) Zhang