Patents by Inventor Sam Yuk

Sam Yuk 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 for preparing free base compositions and formulations thereof
    Publication number: 20070232697
    Abstract: Disclosed is a process for preparing a free base composition of a pharmaceutical compound comprising combining an acid addition salt of a pharmaceutical compound, at least one solvent and a sufficient amount of at least one base to convert the acid addition salt of the pharmaceutical to a free base of the pharmaceutical, to form a free base composition of the pharmaceutical compound.
    Type: Application
    Filed: March 29, 2006
    Publication date: October 4, 2007
    Applicant: Andrx Labs LLC
    Inventors: Jianbo Xie, David Barman, Mongkol Sriwongjanya, Sam Yuk