Patents by Inventor Laetitia Coudray

Laetitia Coudray 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 caprolactam and polyamides therefrom
    Patent number: 9073867
    Abstract: Provided herein are processes for preparing caprolactam from a starting material such as one or more of the cis,cis-, cis,trans- and trans,trans-double-bond isomers of muconamide, muconic acid ester, or muconic acid. The starting material, intermediates, and caprolactam prepared therefrom can contain carbon atoms derived from biomass containing detectable 14C content determined according to ASTM D6866 and optionally containing a 14C content up to 0.0000000001% (one part per trillion). Caprolactam so prepared can be used to make various polyamides.
    Type: Grant
    Filed: April 9, 2012
    Date of Patent: July 7, 2015
    Assignee: Amyris, Inc.
    Inventors: Laetitia Coudray, Vu Bui, John W. Frost, Dirk Schweitzer
  • Process for Preparing Caprolactam and Polyamides Therefrom
    Publication number: 20130085255
    Abstract: Provided herein are processes for preparing caprolactam from a starting material such as one or more of the cis,cis-, cis,trans- and trans,trans-double-bond isomers of muconamide, muconic acid ester, or muconic acid. The starting material, intermediates, and caprolactam prepared therefrom can contain carbon atoms derived from biomass containing detectable 14C content determined according to ASTM D6866 and optionally containing a 14C content up to 0.0000000001% (one part per trillion). Caprolactam so prepared can be used to make various polyamides.
    Type: Application
    Filed: April 9, 2012
    Publication date: April 4, 2013
    Applicant: Amyris, Inc.
    Inventors: Laetitia Coudray, Vu Bui, John W. Frost, Dirk Schweitzer