Patents by Inventor Reed Doten
Reed Doten 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).
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Patent number: 12252724Abstract: The present invention is related to a novel enzymatic process for production of retinoids via a multi-step process, which process includes the use of heterologous enzymes having activity in a carotene-producing host cell, particularly wherein such process results in high percentage of retinoids, in trans-isoform.Type: GrantFiled: January 30, 2023Date of Patent: March 18, 2025Assignee: DSM IP ASSETS B.V.Inventors: Nathalie Balch, Paul Blomquist, Reed Doten, Peter Houston, Ethan Lam, Jenna McMahon, Joshua Trueheart, Celine Viarouge
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Patent number: 12049658Abstract: The present invention is related to production of retinyl esters, such as in particular retinyl acetate, an important building block for production of vitamin A. The retinyl esters might be generated via enzymatic conversion of retinol which process includes the use of enzymes with acetyl-transferase (ATF) activity, thus acetylating retinol into retinol/retinyl acetate. Said process is particularly useful for biotechnological production of vitamin A.Type: GrantFiled: September 25, 2018Date of Patent: July 30, 2024Assignee: DSM IP Assets B.V.Inventors: Nathalie Balch, Paul Blomquist, Reed Doten, Peter Houston, Ethan Lam, Jenna Mcmahon, Joshua Trueheart, Celine Viarouge, René Marcel De Jong
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Publication number: 20240218336Abstract: The present invention is related to a novel enzymatic process for production of vitamin A alcohol (retinol) via conversion of retinal, which process includes the use of heterologous enzymes having activity as retinal reductase, particularly wherein the reaction leads to at least about 90% conversion of retinal into retinol. Said process is particularly useful for biotechnological production of vitamin A.Type: ApplicationFiled: February 13, 2024Publication date: July 4, 2024Inventors: Nathalie BALCH, Paul BLOMQUIST, Reed DOTEN, Peter HOUSTON, Ethan LAM, Jenna MCMAHON, Joshua TRUEHEART, Celine VIAROUGE
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Patent number: 11905542Abstract: The present invention is related to a novel enzymatic process for production of retinyl esters, such as in particular retinyl long chain esters, via conversion of retinol, which process includes the use of enzymes having acyltransferase activity. Said process might be used for biotechnological production of vitamin A.Type: GrantFiled: September 25, 2018Date of Patent: February 20, 2024Assignee: DSM IP ASSETS B.V.Inventors: Nathalie Balch, Paul Blomquist, Reed Doten, Peter Houston, Ethan Lam, Jenna McMahon, Joshua Trueheart, Celine Viarouge
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Publication number: 20230227862Abstract: The present invention is related to a novel enzymatic process for production of retinoids via a multi-step process, which process includes the use of heterologous enzymes having activity in a carotene-producing host cell, particularly wherein such process results in high percentage of retinoids, in trans-isoform.Type: ApplicationFiled: January 30, 2023Publication date: July 20, 2023Inventors: Nathalie BALCH, Paul BLOMQUIST, Reed DOTEN, Peter HOUSTON, Ethan LAM, Jenna MCMAHON, Joshua TRUEHEART, Celine VIAROUGE
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Patent number: 11578344Abstract: The present invention is related to a novel enzymatic process for production of retinoids via a multi-step process, which process includes the use of heterologous enzymes having activity in a carotene-producing host cell, particularly wherein such process results in high percentage of retinoids, in trans-isoform.Type: GrantFiled: September 25, 2018Date of Patent: February 14, 2023Assignee: DSM IP ASSETS B.V.Inventors: Nathalie Balch, Paul Blomquist, Reed Doten, Peter Houston, Ethan Lam, Jenna McMahon, Joshua Trueheart, Celine Viarouge
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Publication number: 20200277644Abstract: The present invention is related to a novel enzymatic process for production of vitamin A aldehyde (retinal) via stereoselective conversion of beta-carotene which process includes the use of trans-selective enzymes having activity as beta-carotene oxidases (BCOs), in particular having preference for trans-retinal. 5 Said process is in particular useful for biotechnological production of vitamin A.Type: ApplicationFiled: September 25, 2018Publication date: September 3, 2020Inventors: Nathalie BALCH, Paul BLOMQUIST, Reed DOTEN, Peter HOUSTON, Ethan LAM, Jenna MCMAHON, Joshua TRUEHEART, Celine VIAROUGE, René Marcel DE JONG
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Publication number: 20200248151Abstract: The present invention is related to a novel enzymatic process for production of vitamin A alcohol (retinol) via conversion of retinal, which process includes the use of heterologous enzymes having activity as retinal reductase, particularly wherein the reaction leads to at least about 90% conversion of retinal into retinol. Said process is particularly useful for biotechnological production of vitamin A.Type: ApplicationFiled: September 25, 2018Publication date: August 6, 2020Inventors: Nathalie BALCH, Paul BLOMQUIST, Reed DOTEN, Peter HOUSTON, Ethan LAM, Jenna MCMAHON, Joshua TRUEHEART, Celine VIAROUGE
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Publication number: 20200239924Abstract: The present invention is related to a novel enzymatic process for production of retinyl esters, such as in particular retinyl long chain esters, via conversion of retinol, which process includes the use of enzymes having acyltransferase activity. Said process might be used for biotechnological production of vitamin A.Type: ApplicationFiled: September 25, 2018Publication date: July 30, 2020Inventors: Nathalie BALCH, Paul BLOMQUIST, Reed DOTEN, Peter HOUSTON, Ethan LAM, Jenna MCMAHON, Joshua TRUEHEART, Celine VIAROUGE
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Publication number: 20200239925Abstract: The present invention is related to production of retinyl esters, such as in particular retinyl acetate, an important building block for production of vitamin A. The retinyl esters might be generated via enzymatic conversion of retinol which process includes the use of enzymes with acetyl-transferase (ATF) activity, thus acetylating retinol into retinol/retinyl acetate. Said process is particularly useful for biotechnological production of vitamin A.Type: ApplicationFiled: September 25, 2018Publication date: July 30, 2020Inventors: Nathalie BALCH, Paul BLOMQUIST, Reed DOTEN, Peter HOUSTON, Ethan LAM, Jenna MCMAHON, Joshua TRUEHEART, Celine VIAROUGE, René Marcel DE JONG
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Publication number: 20200231993Abstract: The present invention is related to a novel enzymatic process for production of retinoids via a multi-step process, which process includes the use of heterologous enzymes having activity in a carotene-producing host cell, particularly wherein such process results in high percentage of retinoids, in trans-isoform.Type: ApplicationFiled: September 25, 2018Publication date: July 23, 2020Inventors: Nathalie BALCH, Paul BLOMQUIST, Reed DOTEN, Peter HOUSTON, Ethan LAM, Jenna MCMAHON, Joshua TRUEHEART, Celine VIAROUGE
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Patent number: 9297031Abstract: The present invention provides systems for producing engineered oleaginous yeast or fungi that express retinolic compounds.Type: GrantFiled: February 18, 2014Date of Patent: March 29, 2016Assignee: DSM IP Assets B.V.Inventors: Richard B. Bailey, Kevin T. Madden, Joshua Trueheart, Reed Doten, Maria Mayorga, Joshua Griffin Dunn, Dan Dueppen
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Publication number: 20140234928Abstract: The present invention provides systems for producing engineered oleaginous yeast or fungi that express retinolic compounds.Type: ApplicationFiled: February 18, 2014Publication date: August 21, 2014Applicant: DSM IP ASSETS B.V.Inventors: Richard B. Bailey, Kevin T. Madden, Joshua Trueheart, Reed Doten, Maria Mayorga, Joshua Griffin Dunn, Dan Dueppen
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Patent number: 8691555Abstract: The present invention provides systems for producing engineered oleaginous yeast or fungi that express carotenoids.Type: GrantFiled: September 28, 2007Date of Patent: April 8, 2014Assignee: DSM IP Assests B.V.Inventors: Richard B. Bailey, Kevin T. Madden, Joshua Trueheart, Reed Doten, Maria Mayorga, Joshua Griffin Dunn, Dan Dueppen
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Publication number: 20120149886Abstract: The present disclosure provides systems for producing engineered oleaginous yeast or fungi that express carotenoids.Type: ApplicationFiled: April 10, 2009Publication date: June 14, 2012Applicant: MICROBIA, INC.Inventors: Richard B. Bailey, Kevin T. Madden, Joshua Trueheart, Reed Doten, Maria Mayorga, Joshua Griffin Dunn, Dan Dueppen
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Publication number: 20110039299Abstract: The present invention provides systems for producing engineered oleaginous yeast or fungi that express carotenoids.Type: ApplicationFiled: September 28, 2007Publication date: February 17, 2011Applicant: MICROBIA PRECISION ENGINEERINGInventors: Richard B. Bailey, Kevin T. Madden, Joshua Trueheart, Reed Doten, Maria Mayorga, Joshua Griffin Dunn, Dan Dueppen
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Publication number: 20070026505Abstract: Bacterial strains that are engineered to increase the production of amino acids, including aspartate-derived amino acids (e.g., methionine, lysine, threonine, isoleucine, and S-adenosylmethionine (S-AM)) and cysteine, and related metabolites are described. The strains can be genetically engineered to harbor one or more nucleic acid molecules (e.g., recombinant nucleic acid molecules) encoding a polypeptide (e.g., a polypeptide that is heterologous or homologous to the host cell) and/or they may be engineered to increase or decrease expression and/or activity of polypeptides (e.g., by mutation of endogenous nucleic acid sequences).Type: ApplicationFiled: June 19, 2006Publication date: February 1, 2007Inventors: Kevin Madden, Michael Walbridge, Peter Yorgey, Reed Doten
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Publication number: 20060263864Abstract: Methods for improving secondary metabolite production by modulating certain genes involved in secondary metabolite production, including genes encoding CreA, AreA, GanB, Gna3, FadA, Gna1, Gpa1, RfeH, An09, PacC, Lys14, LovU, Ste7, Pde2, Nc1, Vps34 and fungal homologs thereof.Type: ApplicationFiled: December 3, 2002Publication date: November 23, 2006Inventors: Robert Busby, Brian Cali, Peter Hecht, Douglas Holtzman, Kevin Madden, Mary Maxon, G. Milne, Thea Norman, John Royer, Jeff Silva, Eric Summers, Lixin Zhang, Maria Mayorga, Toby Feibelman, Reed Doten
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Publication number: 20050255568Abstract: Methods and compositions for amino acid production using genetically modified bacteria are disclosed.Type: ApplicationFiled: June 1, 2004Publication date: November 17, 2005Inventors: Richard Bailey, Paul Blomquist, Reed Doten, Edward Driggers, Kevin Madden, Jessica O'Leary, George O'Toole, Joshua Trueheart, Michael Walbridge, Peter Yorgey