Patents by Inventor Tomas Mendoza-Figueroa

Tomas Mendoza-Figueroa 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 long-term surviving culture of hepatocytes
    Patent number: 5030105
    Abstract: A process is disclosed for the long term surviving culture of hepatocytes maintaining their morphological and functional characteristics for long-term-periods, suitable to assest the acute and chronic hepatotoxicity of drugs, chemicals and environmental pollutants. The long term surviving culture of hepatocytes is carried out in a culture media containing fibroblast cells or fibroblast cell products treated to prevent cell multiplication and inoculated under controlled density.
    Type: Grant
    Filed: November 15, 1989
    Date of Patent: July 9, 1991
    Assignee: Centro de Investigacion y Estudios Avanzados del Instituto Politecnico Nacional
    Inventors: Walid Kuri-Harcuch, Tomas Mendoza-Figueroa
  • Process for the long-term surviving culture of hepatocytes
    Patent number: 4914032
    Abstract: A process is disclosed for the long term surviving culture of hepatocytes maintaining their morphological and functional characteristics for long-term periods, suitable to assest the acute and chronic hepatotoxicity of drugs, chemicals and environmental pollutants. The long term surviving culture of hepatocytes is carried out in a culture media containing fibroblast cells or fibroblast cell products treated to prevent cell multiplication and inoculated under controlled density.
    Type: Grant
    Filed: June 6, 1985
    Date of Patent: April 3, 1990
    Assignee: Centro de Investigation Y Estudios Avanzados Del Instituto Politecnico Nacional
    Inventors: Walid Kuri-Harcuch, Tomas Mendoza-Figueroa