Patents by Inventor Ben SKEAD

Ben SKEAD 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 PREPARING PURINE DERIVATIVES
    Publication number: 20190389863
    Abstract: The present invention relates to a process for preparing a compound of formula [I], said process comprising the steps of: formula [II]+formula [III]->formula [I] (i) forming a reaction mixture comprising (a) a compound of formula [II], (b) a compound of formula [III] and (c) 1,2-propanediol or polyethylene glycol, or a mixture thereof, and optionally (d) a base; (ii) heating said reaction mixture to a temperature of at least about 150° C.
    Type: Application
    Filed: January 25, 2018
    Publication date: December 26, 2019
    Inventors: Ben SKEAD, Robert WESTWOOD, Derek LONDESBROUGH, Julian NORTHERN, Chris ATHERTON