Patents by Inventor Samira Rathnayake

Samira Rathnayake 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).

  • CONVERSION OF PRENYL DERIVATIVES TO ISOPRENE
    Publication number: 20150191746
    Abstract: The present invention provides methods for producing derivatives from cultured cells. In addition, the present invention provides methods for conversion of prenyl deerivatives, obtained from biological or petrochemical sources, to isoprene by employing chemical or biological catalysts. The present invention also provides compositions that include the cultured cells or isoprene or prenyl derivatives produced there from.
    Type: Application
    Filed: January 6, 2015
    Publication date: July 9, 2015
    Inventors: Joseph C. MCAULIFFE, Samira Rathnayake, Karl J. Sanford
  • Conversion of prenyl derivatives to isoprene
    Patent number: 8945893
    Abstract: The present invention provides methods for producing derivatives from cultured cells. In addition, the present invention provides methods for conversion of prenyl derivatives, obtained from biological or petrochemical sources, to isoprene by employing chemical or biological catalysts. The present invention also provides compositions that include the cultured cells or isoprene or prenyl derivatives produced there from.
    Type: Grant
    Filed: June 6, 2013
    Date of Patent: February 3, 2015
    Assignees: Danisco US Inc., The Goodyear Tire & Rubber Company
    Inventors: Joseph C. McAuliffe, Samira Rathnayake, Karl J. Sanford
  • CONVERSION OF PRENYL DERIVATIVES TO ISOPRENE
    Publication number: 20130309743
    Abstract: The present invention provides methods for producing derivatives from cultured cells. In addition, the present invention provides methods for conversion of prenyl derivatives, obtained from biological or petrochemical sources, to isoprene by employing chemical or biological catalysts. The present invention also provides compositions that include the cultured cells or isoprene or prenyl derivatives produced there from.
    Type: Application
    Filed: June 6, 2013
    Publication date: November 21, 2013
    Applicants: THE GOODYEAR TIRE & RUBBER COMPANY, DANISCO US INC.
    Inventors: Joseph C. MCAULIFFE, Samira RATHNAYAKE, Karl J. SANFORD
  • Conversion of prenyl derivatives to isoprene
    Patent number: 8476049
    Abstract: The present invention provides methods for producing derivatives from cultured cells. In addition, the present invention provides methods for conversion of prenyl deerivatives, obtained from biological or petrochemical sources, to isoprene by employing chemical or biological catalysts. The present invention also provides compositions that include the cultured cells or isoprene or prenyl derivatives produced there from.
    Type: Grant
    Filed: September 15, 2009
    Date of Patent: July 2, 2013
    Assignees: Danisco US Inc., The Goodyear Tire & Rubber Company
    Inventors: Joseph C. McAuliffe, Samira Rathnayake, Karl J. Sanford
  • CONVERSION OF PRENYL DERIVATIVES TO ISOPRENE
    Publication number: 20100113846
    Abstract: The present invention provides methods for producing derivatives from cultured cells. In addition, the present invention provides methods for conversion of prenyl deerivatives, obtained from biological or petrochemical sources, to isoprene by employing chemical or biological catalysts. The present invention also provides compositions that include the cultured cells or isoprene or prenyl derivatives produced there from.
    Type: Application
    Filed: September 15, 2009
    Publication date: May 6, 2010
    Inventors: Joseph C. MCAULIFFE, Samira Rathnayake, Karl J. Sanford