Patents by Inventor Brad L. Hayes

Brad L. Hayes 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 reducing nitrogen containing compounds and lignin in tobacco
    Patent number: 6772767
    Abstract: A process for reducing lignin and nitrogenous content in tobacco lamina and tobacco fiber material, including whole leaf, stems, scraps, fines and lamina, as well as burley leaf and stem, in an extraction with a solution containing hydrogen peroxide and an alkali metal hydroxide. The treated tobacco may then be further processed for use in cigarettes and other smoking articles.
    Type: Grant
    Filed: September 9, 2002
    Date of Patent: August 10, 2004
    Assignee: Brown & Williamson Tobacco Corporation
    Inventors: John-Paul Mua, Brad L. Hayes, Kenneth J. Bradley, Jr.
  • Process for reducing nitrogen containing compounds and lignin in tobacco
    Publication number: 20040045565
    Abstract: A process for reducing lignin and nitrogenous content in tobacco lamina and tobacco fiber material, including whole leaf, stems, scraps, fines and lamina, as well as burley leaf and stem, in an extraction with a solution containing hydrogen peroxide and an alkali metal hydroxide. The treated tobacco may then be further processed for use in cigarettes and other smoking articles.
    Type: Application
    Filed: September 9, 2002
    Publication date: March 11, 2004
    Applicant: Brown & Williamson Tobacco Corporation
    Inventors: John-Paul Mua, Brad L. Hayes, Kenneth J. Bradley