Patents by Inventor Timothy Samuel Bailey

Timothy Samuel Bailey 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 Preparation Of Oxymorphone Freebase
    Publication number: 20160340362
    Abstract: The present invention is directed to a process for the preparation oxymorphone freebase, comprising hydrogenation of 14-hydroxymorphinone in DMF, to yield oxymorphone freebase, preferably oxymorphone freebase of improved appearance, purity and/or yield. The present invention is further directed to oxymorphone freebase with improved impurity profile. The present invention is further directed to an HPLC or UPLC system/method for analysis of opioid compounds.
    Type: Application
    Filed: May 20, 2016
    Publication date: November 24, 2016
    Inventors: Timothy Samuel Bailey, Paul Jonathan Nichols, Joshua S. Sasine, Ulrich Weigl, Aarti L. Joshi
  • METHOD FOR EXTRACTION AND CONCENTRATION OF ALKALOIDS USING DIMETHYL ETHER
    Publication number: 20160228483
    Abstract: The present invention is directed to a method for the extraction and/or enrichment of alkaloids from a mixture containing such compounds. More particularly, the present invention is directed to methods for extracting one or more alkaloids using dimethyl ether.
    Type: Application
    Filed: September 21, 2015
    Publication date: August 11, 2016
    Inventors: Douglas Phillip Cox, Timothy Samuel Bailey, Val Krukonis, Robert Rezaie, Hans Schonemann, Brian Jeffrey Waibel