Patents by Inventor Alex Van Eck Conradie

Alex Van Eck Conradie 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).

  • Patent number: 9422578
    Abstract: This document describes biochemical pathways for producing butadiene by forming two vinyl groups in a butadiene synthesis substrate. These pathways described herein rely on enzymes such as mevalonate diphosphate decarboxylase, isoprene synthase, and dehydratases for the final enzymatic step.
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: August 23, 2016
    Assignee: INVISTA NORTH AMERICA S.A.R.L.
    Inventors: Paul S. Pearlman, Changlin Chen, Adriana L. Botes, Alex Van Eck Conradie
  • Patent number: 9422580
    Abstract: This document describes biochemical pathways for producing butadiene by forming two vinyl groups in a butadiene synthesis substrate. These pathways described herein rely on enzymes such as mevalonate diphosphate decarboxylase, isoprene synthase, and dehydratases for the final enzymatic step.
    Type: Grant
    Filed: June 12, 2013
    Date of Patent: August 23, 2016
    Assignee: INVISTA NORTH AMERICA S.A.R.L.
    Inventors: Paul S. Pearlman, Changlin Chen, Adriana Leonara Botes, Alex Van Eck Conradie
  • Publication number: 20160237461
    Abstract: This document describes biochemical pathways for producing methacrylate from precursors such as pyruvate via isobutyraldehyde and isobutyryl-CoA, using enzymes such as one or more thioesterases, transferases, or dehydrogenases, as well as recombinant hosts expressing one or more of such enzymes.
    Type: Application
    Filed: February 24, 2016
    Publication date: August 18, 2016
    Applicant: INVISTA TECHNOLOGIES S.A.R.L.
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20160222425
    Abstract: This document describes materials and methods for, for example, producing 6-hydroxyhexanoic acid using a ?-ketothiolase or synthase and an alcohol O-acetyltransferase to form a 6-acetyloxy-3-oxohexanoyl-CoA intermediate. This document describes biochemical pathways for producing 6-hydroxyhexanoic acid using a ?-ketothiolase or synthase and an alcohol O-acetyltransferase to form a 6-acetyloxy-3-oxohexanoyl-CoA intermediate. 6-hydroxyhexanoic acid can be enzymatically converted to adipic acid, caprolactam, 6-aminohexanoic acid, hexamethylenediamine or 1,6-hexanediol. This document also describes recombinant hosts producing 6-hydroxyhexanoic acid as well as adipic acid, caprolactam, 6-aminohexanoic acid, hexamethylenediamine and 1,6-hexanediol.
    Type: Application
    Filed: December 21, 2015
    Publication date: August 4, 2016
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20160222420
    Abstract: This document describes biochemical pathways for producing 4-hydroxybutyrate, 4-aminobutyrate, putrescine or 1,4-butanediol by forming one or two terminal functional groups, comprised of amine or hydroxyl group, in a C5 backbone substrate such as 2-oxoglutarate or L-glutamate.
    Type: Application
    Filed: December 21, 2015
    Publication date: August 4, 2016
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20160208289
    Abstract: The document provides methods for biosynthesizing isobutene using one or more isolated enzymes such as one or more of a hydratase such as an enzyme classified under EC 4.2.1.—and a decarboxylating thioesterase, or using recombinant host cells expressing one or more such enzymes.
    Type: Application
    Filed: August 5, 2014
    Publication date: July 21, 2016
    Inventors: Adriana Leonora BOTES, Alex Van Eck CONRADIE
  • Publication number: 20160201097
    Abstract: This document describes materials and methods for producing 7-hydroxyheptanoic acid using a ?-ketothiolase or a synthase and an alcohol O-acetyltransferase to form a 7-acetyloxy-3-oxoheptanoyl-CoA intermediate. This document describes biochemical pathways for producing 7-hydroxyheptanoic acid using a ?-ketothiolase or a synthase and an alcohol O-acetyltransferase to form a 7-acetyloxy-3-oxoheptanoyl-CoA intermediate. 7-hydroxyheptanoic acid can be enzymatically converted to pimelic acid, 7-aminoheptanoic acid, heptamethylenediamine or 1,7 heptanediol. This document also describes recombinant hosts producing 7-hydroxyheptanoic acid as well as pimelic acid, 7-aminoheptanoic acid, heptamethylenediamine and 1,7 heptanediol.
    Type: Application
    Filed: December 21, 2015
    Publication date: July 14, 2016
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20160201094
    Abstract: This document describes biochemical pathways for producing methacrylate from precursors such as pyruvate via isobutyraldehyde and isobutyryl-CoA, using enzymes such as one or more thioesterases, transferases, or dehydrogenases, as well as recombinant hosts expressing one or more of such enzymes.
    Type: Application
    Filed: August 28, 2014
    Publication date: July 14, 2016
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20160168610
    Abstract: This document describes biochemical pathways that include the production of 3-oxopent-4-enoyl-CoA by condensation of acryloyl-CoA and acetyl-CoA using a ?-ketothiolase with a SER-HIS-HIS catalytic triad. These pathways described herein rely on enzymes such as, inter alia, dehydrogenases, dehydratases and ?-ketothiolases.
    Type: Application
    Filed: July 29, 2014
    Publication date: June 16, 2016
    Inventors: Alex Van Eck Conradie, Adriana Leonora Botes
  • Publication number: 20160160255
    Abstract: This document describes biochemical pathways for producing 6-hydroxyhexanoic acid using a polypeptide having ?-ketothiolase activity to form a 3-oxo-6-hydroxyhexanoyl-CoA intermediate. 6-hydroxyhexanoic acid can be enzymatically converted to adipic acid, caprolactam, 6-aminohexanoic acid, hexamethylenediamine or 1,6-hexanediol. This document also describes recombinant hosts producing 6-hydroxyhexanoic acid as well as adipic acid, caprolactam, 6-aminohexanoic acid, hexamethylenediamine and 1,6-hexanediol.
    Type: Application
    Filed: November 13, 2015
    Publication date: June 9, 2016
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie, Nadia Kadi
  • Publication number: 20160152957
    Abstract: This document describes biochemical pathways for producing 6-hydroxyhexanoic acid using a monooxygenase to form a 7-hydroxyoctanoate intermediate, which can be converted to 6-hydroxyhexanoate using a polypeptide having monooxygenase, secondary alcohol dehydrogenase, or esterase activity. 6-hydroxyhexanoic acid can be enzymatically converted to adipic acid, caprolactam, 6-aminohexanoic acid, hexamethylenediamine or 1,6-hexanediol. This document also describes recombinant hosts producing 6-hydroxyhexanoic acid as well as adipic acid, caprolactam, 6-aminohexanoic acid, hexamethylenediamine and 1,6-hexanediol.
    Type: Application
    Filed: November 20, 2015
    Publication date: June 2, 2016
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie, Ramdane Haddouche
  • Publication number: 20160145657
    Abstract: This document describes biochemical pathways for producing 7-hydroxyheptanoic acid using a polypeptide having monooxygenase activity to form a 8-hydroxynonanoate intermediate, which can be converted to 7-hydroxyheptanoate using a polypeptide having monooxygenase activity, a polypeptide having secondary alcohol dehydrogenase activity, and a polypeptide having esterase activity. 7-hydroxyheptanoic acid can be enzymatically converted to pimelic acid, 7-aminoheptanoic acid, heptamethylenediamine or 1,7 heptanediol. This document also describes recombinant hosts producing 7-hydroxyheptanoic acid as well as pimelic acid, 7-aminoheptanoic acid, heptamethylenediamine and 1,7 heptanediol.
    Type: Application
    Filed: November 20, 2015
    Publication date: May 26, 2016
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie, Ramdane Haddouche
  • Publication number: 20150361459
    Abstract: This document describes biochemical pathways for producing glutaric acid, 5-aminopentanoic acid, 5-hydroxypentanoic acid, cadaverine or 1,5-pentanediol by forming one or two terminal functional groups, comprised of carboxyl, amine or hydroxyl group, in a C5 backbone substrate such as malonyl-CoA or malonyl-[acp].
    Type: Application
    Filed: June 16, 2015
    Publication date: December 17, 2015
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20150361460
    Abstract: This document describes biochemical pathways for producing 2,4-pentadienoyl-CoA by forming one or two terminal functional groups, comprised of carboxyl or hydroxyl group, in a C5 backbone substrate such as glutaryl-CoA, glutaryl-[acp] or glutarate methyl ester. 2,4-pentadienoyl-CoA can be enzymatically converted to 1,3-butadiene.
    Type: Application
    Filed: June 16, 2015
    Publication date: December 17, 2015
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20150361463
    Abstract: This document describes biochemical pathways for producing 2,3-dehydroadipyl-CoA methyl ester from precursors such as 2-oxoglutarate using one or more of a fatty acid O-methyltransferase, a thioesterase, a CoA-transferase and a CoA ligase, as well as recombinant hosts expressing one or more of such enzymes. 2,3-dehydroadipyl-CoA methyl ester can be enzymatically converted to adipyl-CoA using a trans-2-enoyl-CoA reductase, and a methylesterase, which in turn can be enzymatically converted to adipic acid, 6-aminohexanoate, 6-hydroxyhexanoate, caprolactam, hexamethylenediamine, or 1,6-hexanediol.
    Type: Application
    Filed: June 16, 2015
    Publication date: December 17, 2015
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20150361464
    Abstract: This document describes biochemical pathways for producing glutaric acid, 5-aminopentanoic acid, 5-hydroxypentanoic acid or 1,5-pentanediol by forming one or two terminal functional groups, comprised of carboxyl, amine or hydroxyl group, in a C5 backbone substrate such as cadaverine or 5-aminopentanamide.
    Type: Application
    Filed: June 16, 2015
    Publication date: December 17, 2015
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20150361462
    Abstract: This document describes biochemical pathways for producing 2-aminopimelate from 2,6-diaminopimelate, and methods for converting 2-aminopimelate to one or more of adipic acid, adipate semialdehyde, caprolactam, 6-aminohexanoic acid, 6-hexanoic acid, hexamethylenediamine, or 1,6-hexanediol by decarboxylating 2-aminopimelate into a six carbon chain aliphatic backbone and enzymatically forming one or two terminal functional groups, comprised of carboxyl, amine or hydroxyl group, in the backbone.
    Type: Application
    Filed: May 15, 2015
    Publication date: December 17, 2015
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20150361466
    Abstract: This document describes biochemical pathways for producing 6-hydroxyhexanoate methyl ester and hexanoic acid hexyl ester using one or more of a fatty acid O-methyltransferase, an alcohol O-acetyltransferase and a monooxygenase, as well as recombinant hosts expressing one or more of such enzymes. 6-hydroxyhexanoate methyl esters and hexanoic acid hexyl ester can be enzymatically converted to adipic acid, adipate semialdehyde, 6-aminohexanoate, 6-hydroxyhexanoate, hexamethylenediamine, and 1,6-hexanediol.
    Type: Application
    Filed: June 16, 2015
    Publication date: December 17, 2015
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie, Ramdane Haddouche
  • Publication number: 20150361468
    Abstract: This document describes biochemical pathways for producing glutaric acid, 5-aminopentanoic acid, 5-hydroxypentanoic acid, cadaverine or 1,5-pentanediol by forming one or two terminal functional groups, comprised of carboxyl, amine or hydroxyl group, in a C5 backbone substrate such as 2-oxoglutarate.
    Type: Application
    Filed: June 16, 2015
    Publication date: December 17, 2015
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie
  • Publication number: 20150361458
    Abstract: This document describes biochemical pathways for producing 2(E)-heptenedioyl-CoA methyl ester from precursors such as 2-oxo-glutarate, acetyl-CoA, or succinyl-CoA using one or more of a fatty acid O-methyltransferase, a thioesterase, a CoA-transferase, a CoA ligase, as well as recombinant hosts expressing one or more of such enzymes. 2(E)-heptenedioyl-CoA methyl ester can be enzymatically converted to pimeloyl-CoA using a trans-2-enoyl-CoA reductase, and a methylesterase. Pimeloyl-CoA can be enzymatically converted to pimelic acid, 7-aminoheptanoate, 7-hydroxyheptanoate, heptamethylenediamine, or 1,7-heptanediol.
    Type: Application
    Filed: June 16, 2015
    Publication date: December 17, 2015
    Inventors: Adriana Leonora Botes, Alex Van Eck Conradie