Patents by Inventor John Allen Maples

John Allen Maples 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).

  • Method of lysis of erythrocytes
    Patent number: 7678583
    Abstract: A multifunctional reagent for erythrocytes containing an amount sufficient to produce the lysis of erythrocytes or the sphering of erythrocytes in such a way that they can be detected by a cytometer or an automatic counting device, of a carbamate or of an agent inducing the formation by the erythrocytes, from carbonate and from a nitrogenated heterocycle or ammonium ions, of a carbamate combined with the absorption of CO2 by the erythrocytes, process for lysing or sphering erythrocytes and preparation process for leucocytes.
    Type: Grant
    Filed: October 8, 2007
    Date of Patent: March 16, 2010
    Assignee: Immunotech, S.A.
    Inventors: Andre van Agthoven, Jean-Pierre Daziano, John Allen Maples
  • Lysis reagent for blood cell analysis
    Patent number: 7300797
    Abstract: A multifunctional reagent for erythrocytes containing an amount sufficient to produce the lysis of erythrocytes or the sphering of erythrocytes in such a way that they can be detected by a cytometer or an automatic counting device, of a carbamate or of an agent inducing the formation by the erythrocytes, from carbonate and from a nitrogenated heterocycle or ammonium ions, of a carbamate combined with the absorption of CO2 by said erythrocytes, process for lysing or sphering erythrocytes and preparation process for leucocytes.
    Type: Grant
    Filed: September 14, 2001
    Date of Patent: November 27, 2007
    Assignee: Immunotech, S.A.
    Inventors: Andre van Agthoven, Jean-Pierre Daziano, John Allen Maples
  • Multi-functional reagent for erythrocytes
    Publication number: 20020115118
    Abstract: A multifunctional reagent for erythrocytes containing an amount sufficient to produce the lysis of erythrocytes or the sphering of erythrocytes in such a way that they can be detected by a cytometer or an automatic counting device, of a carbamate or of an agent inducing the formation by the erythrocytes, from carbonate and from a nitrogenated heterocycle or ammonium ions, of a carbamate combined with the absorption of CO2 by said erythrocytes, process for lysing or sphering erythrocytes and preparation process for leucocytes.
    Type: Application
    Filed: September 14, 2001
    Publication date: August 22, 2002
    Applicant: IMMUNOTECH
    Inventors: Andre van Agthoven, Jean-Pierre Daziano, John Allen Maples