Patents by Inventor Germain TAIWE SOTOING

Germain TAIWE SOTOING 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).

  • EXTRACTION OF TRAMADOL FROM NAUCLEA LATIFOLIA SMITH
    Publication number: 20160039742
    Abstract: A process for obtaining (±)-cis-2-dimethylaminomethyl-1-(3-methoxyphenyl)-cyclohexanol includes the following steps: (a) extracting from roots of Nauclea Latifolia with an appropriate solvent, leading to a crude residue, and (b) purifying the crude residue to obtain a purified residue containing (±)-cis-2-dimethylaminomethyl-1-(3-methoxyphenyl)cyclohexanol.
    Type: Application
    Filed: March 26, 2014
    Publication date: February 11, 2016
    Inventors: Michel DE WAARD, Ahcène BOUMENDJEL, Germain TAIWE SOTOING