Patents by Inventor Steven Robert Lenger

Steven Robert Lenger 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).

  • Chemical process
    Patent number: 8034932
    Abstract: A process for formation of a compound of formula (I) or a pharmaceutically acceptable salt thereof, (A chemical formula should be inserted here—please see paper copy enclosed herewith) I via a Heck reaction is described. Intermediates useful in the process and processes for making said intermediates are also described.
    Type: Grant
    Filed: December 22, 2005
    Date of Patent: October 11, 2011
    Assignee: AstraZeneca UK Limited
    Inventors: Michael Butters, Steven Robert Lenger, Paul Michael Murray, Evan William Snape
  • PROCESSES FOR THE MANUFACTURE OF ROSUVASTATIN AND INTERMEDIATES
    Publication number: 20100228028
    Abstract: A process for the manufacture of a compound of formula (V), useful for making rosuvastatin, by a stereoselective aldol reaction is described. Novel intermediates and processes to make them are also described.
    Type: Application
    Filed: July 3, 2006
    Publication date: September 9, 2010
    Inventors: Michael Butters, David Kenneth Cox, Jeffrey Norman Crabb, Steven Robert Lenger, Paul Michael Murrray, Evan William Snape
  • Chemical Process
    Publication number: 20080207903
    Abstract: A process for formation of a compound of formula (I) or a pharmaceutically acceptable salt thereof, (A chemical formula should be inserted here—please see paper copy enclosed herewith) I via a Heck reaction is described. Intermediates useful in the process and processes for making said intermediates are also described.
    Type: Application
    Filed: December 22, 2005
    Publication date: August 28, 2008
    Inventors: Michael Butters, Steven Robert Lenger, Paul Michael Murray, Evan William Snape
  • CHEMICAL PROCESS
    Publication number: 20080188657
    Abstract: A process for the manufacture of a compound of formula (V), useful for making rosuvastatin, by a stereoselective aldol reaction is described.
    Type: Application
    Filed: November 30, 2007
    Publication date: August 7, 2008
    Applicant: AstraZeneca UK Limited
    Inventor: Steven Robert LENGER