Patents by Inventor Pattana Sripalakit

Pattana Sripalakit 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).

  • Synthesis of cyproterone acetate
    Publication number: 20060211873
    Abstract: The present invention relates to improved methods for synthesising cyproterone acetate (17?-Acetoxy-6-chloro-1?, 2(?-methylene-4,6-pregnadiene-3,20-dione) from solasodine.
    Type: Application
    Filed: May 22, 2006
    Publication date: September 21, 2006
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Aranya Manosroi, Jiradej Manosroi, Duang Buddhasukh, Pattana Sripalakit, Roland Maier, Rolf Werner
  • Synthesis of cyproterone acetate
    Publication number: 20040024230
    Abstract: The present invention relates to improved methods for synthesising cyproterone acetate (17&agr;-Acetoxy-6-chloro-1&agr;, 2&agr;-methylene-4,6-pregnadiene-3,20-dione) from solasodine.
    Type: Application
    Filed: April 25, 2003
    Publication date: February 5, 2004
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Aranya Manosroi, Jiradej Manosroi, Duang Buddhasukh, Pattana Sripalakit, Roland Maier, Rolf G. Werner