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: 11939611
    Abstract: The present disclosure describes biocatalytic processes for producing a product, comprising providing an aqueous stream (AS) comprising at least one fermentable substrate and a gaseous stream (GS) comprising at least one of CO2/H2, H2, methane, and/or CO to a fermentation zone, wherein the GS and AS stream are optionally contacted and/or mixed; the fermentation zone comprising at least one organism capable of metabolizing an AS substrate and a GS substrate, wherein the fermentation operates at conditions to mixotrophically metabolize at least one gaseous substrate in the GS and at least one substrate in the AS, producing the product.
    Type: Grant
    Filed: February 17, 2017
    Date of Patent: March 26, 2024
    Assignee: INV NYLON CHEMICALS AMERICAS, LLC
    Inventors: Gary Smith, Alex Van Eck Conradie, Gregory S. Kirby, Paul S. Pearlman
  • Patent number: 11505814
    Abstract: This document describes biochemical pathways for producing 7-aminoheptanoic acid using a ?-ketoacyl synthase or a ?-ketothiolase to form an N-acetyl-5-amino-3-oxopentanoyl-CoA intermediate. 7-aminoheptanoic acid can be enzymatically converted to pimelic acid, 7-hydroxyheptanoic acid, heptamethylenediamine or 1,7-heptanediol or corresponding salts thereof. This document also describes recombinant microorganisms producing 7-aminoheptanoic acid as well as pimelic acid, 7-hydroxyheptanoic acid, heptamethylenediamine and 1,7-heptanediol or corresponding salts thereof.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: November 22, 2022
    Assignee: INV Nylon Chemicals Americas, LLC
    Inventors: Alex Van Eck Conradie, Adriana Leonora Botes, Jonathan Kennedy, Nadia Fatma Kadi
  • Patent number: 11505809
    Abstract: Methods for biosynthesising hydrocarbons from a gaseous substrate in non-naturally occurring acetogens as well as non-naturally occurring acetogens for production of hydrocarbons are provided.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: November 22, 2022
    Assignee: INV Nylon Chemicals Americas LLC
    Inventors: Paul S. Pearlman, Alex Van Eck Conradie, Gary Smith
  • Patent number: 11492626
    Abstract: This disclosure describes methods for regulating the biosynthesis of pimelic acid, 7-aminoheptanoate, 7-hydroxyheptanoate, heptamethylenediamine, 7-aminoheptanol, or 1,7-heptanediol by channeling increased flux through the biosynthesis pathway to obtain an intermediate required for growth of the host microorganism.
    Type: Grant
    Filed: August 7, 2020
    Date of Patent: November 8, 2022
    Assignee: INV NYLON CHEMICALS AMERICAS, LLC
    Inventors: Alex Van Eck Conradie, Achuthanunni Chokkathukalam, Remi Ako Mbianyor Momo
  • Patent number: 11268110
    Abstract: This document describes biochemical pathways for producing pimeloyl-CoA using a polypeptide having the enzymatic activity of a hydroperoxide lyase to form non-3-enal and 9-oxononanoate from 9-hydroxyperoxyoctadec-10,12-dienoate. Non-3-enal and 9-oxononanoate can be enzymatically converted to pimeloyl-CoA or a salt thereof using one or more polypeptides having the activity of a dehydrogenase, a CoA ligase, an isomerase, a reductase, a thioesterase, a monooxygenase, a hydratase, and/or a thiolase. Pimeloyl-CoA can be enzymatically converted to pimelic acid, 7-aminoheptanoic acid, 7-hydroxyheptanoic acid, heptamethylenediamine, or 1,7-heptanediol, or corresponding salts thereof. This document also describes recombinant microorganisms producing pimeloyl-CoA, as well as pimelic acid, 7-aminoheptanoic acid, 7-hydroxyheptanoic acid, heptamethylenediamine, and 1,7-heptanediol, or corresponding salts thereof.
    Type: Grant
    Filed: October 18, 2019
    Date of Patent: March 8, 2022
    Assignee: INV Nylon Chemicals Americas, LLC
    Inventors: Alex Van Eck Conradie, Adriana L. Botes, Alexander Brett Foster, Changlin Chen
  • Publication number: 20210324435
    Abstract: This document describes biochemical pathways for producing 7-aminoheptanoic acid using a ?-ketoacyl synthase or a ?-ketothiolase to form an N-acetyl-5-amino-3-oxopentanoyl-CoA intermediate. 7-aminoheptanoic acid can be enzymatically converted to pimelic acid, 7-hydroxyheptanoic acid, heptamethylenediamine or 1,7-heptanediol or corresponding salts thereof. This document also describes recombinant microorganisms producing 7-aminoheptanoic acid as well as pimelic acid, 7-hydroxyheptanoic acid, heptamethylenediamine and 1,7-heptanediol or corresponding salts thereof.
    Type: Application
    Filed: November 14, 2019
    Publication date: October 21, 2021
    Inventors: Alex Van Eck Conradie, Adriana Leonora Botes, Jonathan KENNEDY, Nadia Fatma Kadi
  • Patent number: 10988783
    Abstract: This document describes biochemical pathways for producing 7-aminoheptanoic acid using a ?-ketoacyl synthase or a ?-ketothiolase to form either a 5-amino-3-oxopentanoyl-[ACP] or 5-amino-3-oxopentanoyl-CoA intermediate. 7-aminoheptanoic acid can be enzymatically converted to pimelic acid, 7-hydroxyheptanoic acid, heptamethylenediamine or 1,7-heptanediol or the corresponding salts thereof. This document also describes recombinant microorganisms producing 7-aminoheptanoic acid as well as pimelic acid, 7-hydroxyheptanoic acid, heptamethylenediamine and 1,7-heptanediol or the corresponding salts thereof.
    Type: Grant
    Filed: September 10, 2019
    Date of Patent: April 27, 2021
    Assignee: INV NYLON CHEMICALS AMERICAS, LLC
    Inventors: Alex Van Eck Conradie, Adriana Leonora Botes, Jonathan Kennedy, Nadia Fatma Kadi
  • Patent number: 10920254
    Abstract: This document describes biochemical pathways for biosynthesizing a 3-oxo-7-hydroxyheptanoyl-CoA intermediate using a ?-ketothiolase, and enzymatically converting 3-oxo-7-hydroxyheptanoyl-CoA to 7-hydroxyheptanoic acid. —7-hydroxyheptanoic acid can be further 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: Grant
    Filed: November 14, 2019
    Date of Patent: February 16, 2021
    Assignee: INV Nylon Chemicals Americas, LLC
    Inventors: Alex Van Eck Conradie, Adriana Leonora Botes
  • Publication number: 20210032632
    Abstract: This disclosure describes methods for regulating the biosynthesis of pimelic acid, 7-aminoheptanoate, 7-hydroxyheptanoate, heptamethylenediamine, 7-aminoheptanol, or 1,7-heptanediol by channeling increased flux through the biosynthesis pathway to obtain an intermediate required for growth of the host microorganism.
    Type: Application
    Filed: August 7, 2020
    Publication date: February 4, 2021
    Inventors: Alex VAN ECK CONRADIE, Achuthanunni CHOKKATHUKALAM, Remi Ako Mbianyor MOMO
  • Publication number: 20200283809
    Abstract: This document describes biochemical pathways for biosynthesizing a 3-oxo-7-hydroxyheptanoyl-CoA intermediate using a ?-ketothiolase, and enzymatically converting 3-oxo-7-hydroxyheptanoyl-CoA to 7-hydroxyheptanoic acid. —7-hydroxyheptanoic acid can be further 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 14, 2019
    Publication date: September 10, 2020
    Inventors: Alex Van Eck Conradie, Adriana Leonora Botes
  • Publication number: 20200277634
    Abstract: This document describes biochemical pathways for producing pimeloyl-CoA using a polypeptide having the enzymatic activity of a hydroperoxide lyase to form non-3-enal and 9-oxononanoate from 9-hydroxyperoxyoctadec-10,12-dienoate. Non-3-enal and 9-oxononanoate can be enzymatically converted to pimeloyl-CoA or a salt thereof using one or more polypeptides having the activity of a dehydrogenase, a CoA ligase, an isomerase, a reductase, a thioesterase, a monooxygenase, a hydratase, and/or a thiolase. Pimeloyl-CoA can be enzymatically converted to pimelic acid, 7-aminoheptanoic acid, 7-hydroxyheptanoic acid, heptamethylenediamine, or 1,7-heptanediol, or corresponding salts thereof. This document also describes recombinant microorganisms producing pimeloyl-CoA, as well as pimelic acid, 7-aminoheptanoic acid, 7-hydroxyheptanoic acid, heptamethylenediamine, and 1,7-heptanediol, or corresponding salts thereof.
    Type: Application
    Filed: October 18, 2019
    Publication date: September 3, 2020
    Applicant: INVISTA North America S.á.r.l.
    Inventors: Alex Van Eck CONRADIE, Adriana L. BOTES, Alexander Brett FOSTER, Changlin CHEN
  • Publication number: 20200248210
    Abstract: This document describes biochemical pathways for producing 7-aminoheptanoic acid using a ?-ketoacyl synthase or a ?-ketothiolase to form either a 5-amino-3-oxopentanoyl-[ACP] or 5-amino-3-oxopentanoyl-CoA intermediate. 7-aminoheptanoic acid can be enzymatically converted to pimelic acid, 7-hydroxyheptanoic acid, heptamethylenediamine or 1,7-heptanediol or the corresponding salts thereof. This document also describes recombinant microorganisms producing 7-aminoheptanoic acid as well as pimelic acid, 7-hydroxyheptanoic acid, heptamethylenediamine and 1,7-heptanediol or the corresponding salts thereof.
    Type: Application
    Filed: September 10, 2019
    Publication date: August 6, 2020
    Inventors: Alex Van Eck CONRADIE, Adriana Leonora BOTES, Jonathan KENNEDY, Nadia Fatma KADI
  • Patent number: 10689673
    Abstract: Embodiments of the present invention relate to methods for the biosynthesis of di- or trifunctional C7 alkanes in the presence of isolated enzymes or in the presence of a recombinant host cell expressing those enzymes. The di- or trifunctional C7 alkanes are useful as intermediates in the production of nylon-7, nylon-7,x, nylon-x,7, and polyesters.
    Type: Grant
    Filed: December 21, 2012
    Date of Patent: June 23, 2020
    Assignee: INVISTA North America S.a.r.l.
    Inventors: Paul S. Pearlman, Changlin Chen, Adriana L. Botes, Alex Van Eck Conradie, Benjamin D. Herzog
  • Patent number: 10577634
    Abstract: Embodiments of the present invention relate to methods for the biosynthesis of di- or trifunctional C7 alkanes in the presence of isolated enzymes or in the presence of a recombinant host cell expressing those enzymes. The di- or trifunctional C7 alkanes are useful as intermediates in the production of nylon-7, nylon-7,x, nylon-x,7, and polyesters.
    Type: Grant
    Filed: March 20, 2017
    Date of Patent: March 3, 2020
    Assignee: INVISTA NORTH AMERICA S.A.R.L.
    Inventors: Paul S. Pearlman, Changlin Chen, Adriana L. Botes, Alex Van Eck Conradie, Benjamin D. Herzog
  • Publication number: 20200048667
    Abstract: The present disclosure describes biocatalytic processes for producing a product, comprising providing an aqueous stream (AS) comprising at least one fermentable substrate and a gaseous stream (GS) comprising at least one of CO2/H2, H2, methane, and/or CO to a fermentation zone, wherein the GS and AS stream, are optionally contacted and/or mixed; the fermentation zone comprising at least one organism capable of metabolizing an AS substrate and a GS substrate, wherein the fermentation operates at conditions to mixotrophically metabolize at least one gaseous substrate in the GS and at least one substrate in the AS, producing the product.
    Type: Application
    Filed: February 17, 2017
    Publication date: February 13, 2020
    Applicant: Invista North America S.à. r. l.
    Inventors: Gary SMITH, Alex Van Eck CONRADIE, Gregory S. KIRBY, Paul S. PEARLMAN
  • Patent number: 10538789
    Abstract: This document describes biochemical pathways for producing isoprene by forming two vinyl groups in a central precursor produced from isobutyryl-CoA, 3-methyl-2-oxopentanoate, or 4-methyl-2-oxopentanoate as well as recombinant hosts for producing isoprene.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: January 21, 2020
    Assignee: INVISTA NORTH AMERICA S.A.R.L.
    Inventors: Mariusz Kamionka, Jan Modregger, Axel Niebisch, Alex Van Eck Conradie, Adriana Leonora Botes
  • Patent number: 10533193
    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: Grant
    Filed: August 5, 2014
    Date of Patent: January 14, 2020
    Assignee: INVISTA NORTH AMERICA S.A.R.L.
    Inventors: Alex Van Eck Conradie, Adriana Leonora Botes
  • Patent number: 10533180
    Abstract: This document describes biochemical pathways for producing adipic acid, caprolactam, 6-aminohexanoic acid, 6-hydroxyhexanoic acid, hexamethylenediamine or 1,6-hexanediol by forming two terminal functional groups, comprised of carboxyl, amine or hydroxyl groups, in a C6 aliphatic backbone substrate. These pathways, metabolic engineering and cultivation strategies described herein rely on CoA-dependent elongation enzymes or analogues enzymes associated with the carbon storage pathways from polyhydroxyalkanoate accumulating bacteria.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: January 14, 2020
    Assignee: INVISTA North America S.á.r.l.
    Inventors: Alex Van Eck Conradie, Adriana Leonora Botes
  • Publication number: 20190382811
    Abstract: This document describes biochemical pathways for producing pimelic acid, 7-aminoheptanoic acid, 7-hydroxyheptanoic acid, heptamethylenediamine or 1,7-heptanediol by forming two terminal functional groups, comprised of carboxyl, amine or hydroxyl group, in a C7 aliphatic backbone substrate. These pathways, metabolic engineering and cultivation strategies described herein rely on enzymes or homologs accepting methyl ester shielded dicarboxylic acid substrates.
    Type: Application
    Filed: November 26, 2018
    Publication date: December 19, 2019
    Inventors: Paul S. Pearlman, Alex Van Eck Conradie, Changlin Chen, Adriana Leonora Botes
  • Publication number: 20190300913
    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, inter alia, a decarboxylating thioesterase, cytochrome P450, or dehydratases for the final enzymatic step.
    Type: Application
    Filed: April 5, 2019
    Publication date: October 3, 2019
    Inventors: Alex Van Eck CONRADIE, Adriana Leonora BOTES