Patents Assigned to SOLUGEN, INC.
  • Patent number: 12624276
    Abstract: A method of reducing scale on a surface, the method including: contacting (i) one or more biochelants; (ii) one or more organophosphorus compound; (iii) an optional enhancer and (iv) a solvent with the surface having one or more deposits comprising iron sulfide. A composition comprising: (i) a biochelant; (ii) an organophosphorus compound; (iii) an optional enhancer and (iv) a solvent. A method of servicing a wellbore disposed in a subterranean formation including: placing into the wellbore a fluid comprising a biochelant; (ii) an organophosphorus compound; (iii) an optional enhancer; and (iv) a solvent for a time period sufficient to reduce a level of iron sulfide deposits by at least about 10% wherein the optional enhancer comprises an amino alcohol.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: May 12, 2026
    Assignee: SOLUGEN, INC.
    Inventors: Catherine Gonzalez, Jason Helander, Jun Su An, Thomas Swanson, Jihye Kim, Kimchi Phan
  • Patent number: 12624311
    Abstract: A metal surface cleaner comprising (i) one or more biochelants; (ii) an alkalinity source, (iii) a surfactant and (iv) a solvent. A method of treating a metal surface comprising contacting the metal surface with a composition comprising (i) one or more biochelants; (ii) an alkalinity source, (iii) a surfactant and (iv) a solvent.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: May 12, 2026
    Assignee: SOLUGEN, INC.
    Inventors: Jason Helander, Michael J. Pawlik, LoongYi Tan, Catherine Gonzalez, Frederyk Ngantung
  • Publication number: 20260110003
    Abstract: A chemoenzymatic manufacturing process for the preparation of high value chemicals includes the enzymatic oxidation of ethanol using an oxidizing biocatalyst to form an acetaldehyde intermediate. In addition, the process includes contacting of the acetaldehyde intermediate with a carboligating biocatalyst to form pyruvic acid. Further, the process includes reacting pyruvic acid with ethanol to form ethyl pyruvate. Still further, the process includes contacting the ethyl pyruvate with a metal catalyst and hydrogen to form ethyl lactate. The process also includes hydrolyzing the ethyl lactate to produce lactic acid. Moreover, the process includes contacting at least a portion of the lactic acid with a dehydrating catalyst to form acrylic acid. In addition, the process includes contacting at least a portion of the lactic acid with a metal catalyst and hydrogen to form propylene glycol and n-propanol.
    Type: Application
    Filed: April 27, 2023
    Publication date: April 23, 2026
    Applicant: Solugen, Inc.
    Inventors: Konrad V. Miller, Toni M. Lee, Shuai Qian, Brian Fisher, Philipp Wiemann, Gaurab Chakrabarti, Sean Hunt
  • Publication number: 20260099710
    Abstract: A method for protein engineering includes generating a fitness library by performing protein language model (PLM)-guided site selection to identify favorable mutagenesis sites and creating protein variants, training a machine learning model to predict protein fitness from sequence data, wherein the machine learning model comprises a convolutional neural network (CNN); and optimizing protein sequences using a phase transition-based algorithm that dynamically updates a score matrix A of dimensions L×20 using cumulative statistics from sampled sequences and implements heating and cooling cycles to maintain system criticality.
    Type: Application
    Filed: October 3, 2025
    Publication date: April 9, 2026
    Applicant: Solugen, Inc.
    Inventors: Carlos Gomez Uribe, Japheth Gado
  • Patent number: 12583810
    Abstract: A trickle bed reactor, comprising a plurality of catalyst beds connected in series and progressively increasing in catalyst mass in a direction from upstream to downstream; and a plurality of heat exchangers, wherein each of the heat exchangers is located between two of the plurality of catalyst beds, and wherein each of the heat exchangers does not exchange heat with an outer surface of a vessel that contains any of the catalyst beds.
    Type: Grant
    Filed: June 1, 2021
    Date of Patent: March 24, 2026
    Assignee: SOLUGEN, INC.
    Inventors: Sean Hunt, Kevin Loftis, Peter Nguyen, Parth Patel
  • Patent number: 12569819
    Abstract: A reactor system includes a reactor vessel configured to contain a process fluid, and a sparger assembly that operably coupled to the reactor vessel and configured to supply a mixture of a gas and a recirculated process fluid to the reactor vessel. The sparger assembly includes a plurality of sparger chambers. Each sparger chamber includes a process fluid conduit fluidly coupled to a process fluid return of the reactor vessel via a process fluid inlet, wherein the process fluid inlet has a first block and bleed valve assembly. Each sparger chamber includes a sparger conduit fluidly coupled to the process fluid conduit and a sparger disposed within the sparger conduit and fluidly coupled to a gas source via a gas inlet. Each sparger chamber also includes a process fluid-gas mixture outlet that fluidly couples the sparger conduit to a sparger outlet of the reactor vessel.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: March 10, 2026
    Assignee: SOLUGEN, INC.
    Inventors: Sean T. Hunt, Kenneth Keckler
  • Patent number: 12570585
    Abstract: A micronutrient formulation includes (i) a biochelant; (ii) a micronutrient salt; (iii) a ring opener; and (iv) a solvent. A micronutrient formulation includes a sugar oxidation product, a ring opener, a micronutrient salt and a solvent. The micronutrient formulation has a sodium ion concentration of from about 1,000 ppm to about 99,000 ppm.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: March 10, 2026
    Assignee: SOLUGEN, INC.
    Inventors: Jun Su An, Frederyk Ngantung, Abdul Siraj, Jason Helander, Paul Schuber, Catherine Gonzalez, Chris Arceo, Vatren Jurin, LoongYi Tan
  • Publication number: 20260041089
    Abstract: A composition including (i) a sugar, a sugar derivative or combination thereof; (ii) an optional nutrient salt; and (iii) an optional solvent. A method of treatment comprising contacting an agricultural material with a composition comprising (i) a sugar, a sugar derivative or combination thereof; (ii) an optional nutrient salt; (iii) an optional performance enhancing additive; and (iv) a solvent wherein treatment of the agricultural material results in increased viability of a plant associated with the agricultural material.
    Type: Application
    Filed: August 7, 2023
    Publication date: February 12, 2026
    Applicant: Solugen, Inc.
    Inventors: Jun Su An, Jihye Kim, Darlen Galicia, Catherine Gonzalez, Frederyk Ngantung, Vatren Jurin, Abdul Siraj
  • Publication number: 20250289990
    Abstract: A composition for efficient metal chelation includes a primary chelant. The primary chelant comprises gluconic acid, a gluconate, glucaric acid, a glucarate, one or more derivatives thereof, or a combination thereof. The primary chelant is present in an amount ranging from about 10 wt. % to about 25 wt. % based on total weight of the composition. In addition, the composition includes a secondary chelant. The secondary chelant comprises lactic acid, citric acid, or both lactic acid and citric acid. Further, the composition includes a solvent.
    Type: Application
    Filed: May 28, 2025
    Publication date: September 18, 2025
    Applicant: Solugen, Inc.
    Inventors: Paul Schuber, Jun Su An, Thomas A. Swanson, Jason Helander, Kevin Loftis, Gaurab Chakrabarti, Sean Hunt, Chris Arceo
  • Patent number: 12351888
    Abstract: A method for precious metal extraction comprises contacting a precious metal-containing ore with an improved cyanide extraction agent under conditions suitable for the formation of a coated precious metal-containing ore where the extraction agent comprises (i) a cement and (ii) a cement retarder; and contacting the coated precious metal-containing ore with a cyanide solution to form soluble precious metal complexes. A composition for gold extraction comprising: (i) a cement (ii) a cement retarder and (iii) an inorganic cyanide salt.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: July 8, 2025
    Assignee: SOLUGEN, INC.
    Inventors: Jun Su An, Frederyk Ngantung
  • Patent number: 12338392
    Abstract: A composition for efficient metal chelation includes (i) a primary chelant; (ii) a coordination enhancing additive; and (iii) a solvent. A wellbore servicing fluid includes (i) a primary chelant; (ii) a coordination enhancing additive; and (iii) a solvent.
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: June 24, 2025
    Assignee: SOLUGEN, INC.
    Inventors: Paul Schuber, Jun Su An, Thomas A. Swanson, Jason Helander, Kevin Loftis, Gaurab Chakrabarti, Sean Hunt, Chris Arceo
  • Publication number: 20250178995
    Abstract: A method of preparing glucaric acid comprising contacting D-glucose and oxygen with a first catalyst composition comprising a first copper radical oxidase, a single electron oxidizer, and a small molecule activator under conditions suitable for formation of glucodialdose; and contacting glucodialdose and oxygen with a second catalyst composition comprising a second copper radical oxidase, a single electron oxidizer and a small molecule activator under conditions suitable for the formation of a product mixture comprising glucaric acid or salts thereof. A method comprising contacting a sugar with a catalyst composition comprising an oxidoreductase, a single electron oxidizer and a small molecule activator under conditions suitable for the formation of one or more oxidized sugar oxidation products comprising glucaric acid wherein the oxidoreductase comprises at least two copper radical oxidases, at least two mutated copper radical oxidases or combinations thereof.
    Type: Application
    Filed: December 2, 2024
    Publication date: June 5, 2025
    Applicant: Solugen, Inc.
    Inventors: Toni M. Lee, David Weiner, Konrad V. Miller, Gaurab Chakrabarti, Sean Hunt
  • Patent number: 12319869
    Abstract: A method of reducing injection pressure during a hydrocarbon resource recovery operation, the method comprising: introducing a treatment fluid comprising a biochelant and a solvent for a time period sufficient to reduce an injection pressure of the injection well by equal to or greater than about 25%. A method of asphaltene and paraffin dispersion, the method comprising introducing a treatment fluid into a well disposed within a subterranean formation, wherein the treatment fluid comprises a biochelant and solvent.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: June 3, 2025
    Assignee: SOLUGEN, INC.
    Inventors: Thomas A. Swanson, Abdul Siraj, Jun Su An, Paul Schuber, Jason Helander
  • Publication number: 20250145981
    Abstract: A method of increasing the carbon content of an organic compound comprising carboxylating an organic compound characterized by the general formula R1—H and carbon dioxide in the presence of a biocatalyst under conditions suitable for the formation of a carboxylic acid characterized by the general formula R1—OOH, wherein R1 is a C1 to C30 organyl group; a C1 to C30 hydrocarbyl group, a C3 to C30 aromatic group; a C1 to C30 alkyl group, a C4 to C30 cycloalkyl group, a C4 to C30 substituted cycloalkyl group, a C3 to C30 aliphatic heterocyclic group, a C3 to C30 substituted aliphatic heterocyclic group, a C6 to C30 aryl group, a C6 to C30 substituted aryl group, a C3 to C30 heteroaryl group, or a C3 to C30 substituted heteroaryl group or combinations thereof.
    Type: Application
    Filed: November 6, 2024
    Publication date: May 8, 2025
    Applicant: Solugen, Inc.
    Inventors: Toni M. Lee, Konrad V. Miller, Gaurab Chakrabarti, Sean Hunt, Camille Boucher-Jacobs, Hans-Joerg Woelk
  • Patent number: 12235253
    Abstract: A method for determining a water treatment plan for produced water includes receiving sample water analysis for the produced water, and receiving one or more key performance indicators (KPIs) that each indicate a selected treatment result for the produced water. In addition, the method includes providing the sample water analysis and the KPIs to a machine learning model and determining a water treatment plan for the produced water using the machine learning model, wherein the water treatment plan comprises one or more additives for the produced water that are to provide the produced water with the KPIs.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: February 25, 2025
    Assignee: SOLUGEN, INC.
    Inventors: Jun Su An, Thomas Swanson, Paul T. Schuber, Andrew Mordh
  • Publication number: 20250041646
    Abstract: A fire mitigating composition comprising (i) a sugar derivative and (ii) a solvent. A fire extinguisher, comprising (i) a sugar derivative, (ii) a solvent and, (iii) a propellent. An article, comprising a wood-containing material having a fire-resistant coating comprising a blend of glucaric acid and gluconic acid. A method of suppressing a fire, comprising applying topically to the surface of a fire or proximate to a fire, a fire mitigating composition comprising a sugar derivative wherein the sugar derivative is selected from the group consisting of an aldaric acid, uronic acid, glucaric acid, gluconic acid, glucuronic acid, glucose oxidation products, gluconic acid oxidation products, disaccharides, oxidized disaccharides, n-keto-acids, C2-C6 diacids, galactonic acid, galactaric acid, glutamic acid, glucodialdose, 2-ketoglucose, glucodiamine, glycoaldehyde, glyoxal, salts thereof, lactones thereof and combinations thereof.
    Type: Application
    Filed: November 2, 2022
    Publication date: February 6, 2025
    Applicant: Solugen, Inc.
    Inventors: Jun Su An, Frederyk Ngantung, LoongYi Tan, Amit Desai
  • Publication number: 20250011265
    Abstract: A chemoenzymatic method of producing a polyhydroxybenzene includes contacting glucose with one or more biocatalysts under conditions suitable for the formation of D-glucodialdose; and thermally treating D-glucodialdose in the presence of a dehydration catalyst under conditions suitable for the formation of the polyhydroxybenzene. A chemoenzymatic method of producing 1,2,3,4-tetrahydroxybenzene includes contacting glucose with a mutated copper radical oxidase and catalase under conditions suitable for the formation of D-glucodialdose; and subjecting D-glucodialdose and a dehydration catalyst to temperatures ranging from about 40° C. to about 100° C. suitable for the formation of 1,2,3,4-tetrahydroxybenzene.
    Type: Application
    Filed: February 22, 2023
    Publication date: January 9, 2025
    Applicant: SOLUGEN, INC.
    Inventors: Shuai Qian, Toni M. Lee, Camille Boucher-Jacobs, Brian Fisher, Gaurab Chakrabarti, Sean Hunt, David Weiner
  • Publication number: 20240425990
    Abstract: A corrosion inhibitor for a surface comprising copper or alloys thereof. The corrosion inhibitor may comprise a biochelant, a primary corrosion inhibitor, and a solvent.
    Type: Application
    Filed: July 26, 2022
    Publication date: December 26, 2024
    Applicant: Solugen, Inc.
    Inventors: Jun Su An, Chris Arceo, Darlen Galicia, Donald A. Johnson, LoongYi Tan, Frederyk Ngantung
  • Publication number: 20240383820
    Abstract: A micronutrient formulation comprising a biochelant, a micronutrient salt, a ring opener and a solvent. A method of treating a plant comprising applying a treatment composition comprising a biochelant, a micronutrient salt, a ring opener and a solvent to an area selected from the group consisting of foliar, soil, fertigation, chemigation, irrigation, hydroponics, aeroponic, indoor vertical farming, to the ground surrounding a plant, to plant foliage, by drip irrigation and a combination thereof wherein treatment composition comprises a biochelant, a micronutrient salt, a facilitating agent and a solvent.
    Type: Application
    Filed: September 20, 2022
    Publication date: November 21, 2024
    Applicant: SOLUGEN, INC.
    Inventors: Jihye Kim, Jun Su An, Catherine Gonzalez, Chris Arceo, Vatren Jurin, LoongYI Tan, Frederyk Ngantung, Darlen Galicia
  • Publication number: 20240368452
    Abstract: A method of reducing scale on a surface, the method including: contacting (i) one or more biochelants; (ii) one or more organophosphorus compound; (iii) an optional enhancer and (iv) a solvent with the surface having one or more deposits comprising iron sulfide. A composition comprising: (i) a biochelant; (ii) an organophosphorus compound; (iii) an optional enhancer and (iv) a solvent. A method of servicing a wellbore disposed in a subterranean formation including: placing into the wellbore a fluid comprising a biochelant; (ii) an organophosphorus compound; (iii) an optional enhancer; and (iv) a solvent for a time period sufficient to reduce a level of iron sulfide deposits by at least about 10% wherein the optional enhancer comprises an amino alcohol.
    Type: Application
    Filed: April 25, 2022
    Publication date: November 7, 2024
    Applicant: Solugen, Inc.
    Inventors: Catherine Gonzalez, Jason Helander, Jun Su An, Thomas Swanson, Jihye Kim, Kimchi Phan