Patents Assigned to SOLUGEN, INC.
  • Publication number: 20260337357
    Abstract: A blowing agent composition comprising an oxidation product of one or more sugars and an optional second blowing agent. A foamed polymer composition comprising a polymer and a blowing agent comprising an oxidation product of one or more sugars and an optional second blowing agent. A method comprising forming a mixture comprising a blowing agent, an optional second blowing agent and a polymer and extruding the mixture to form a foamed polymer wherein the blowing agent comprises an oxidation product of one or more sugars. A method of making a foamed polymeric material comprising extruding a polymeric material and a blowing agent wherein the blowing agent comprises the oxidation product of one or more sugars.
    Type: Application
    Filed: August 9, 2023
    Publication date: October 29, 2026
    Applicant: Solugen, Inc.
    Inventors: Amit Desai, Jun Su An
  • Patent number: 12767936
    Abstract: A chemoenzymatic process for the preparation of 2,5-furan dicarboxylic acid includes contacting D-glucose with (i) at least two enzymes selected from the group consisting essentially of galactose oxidase, pyranose 2-oxidase, glucarate dehydratase, catalase and a combination thereof to produce an intermediate; and (ii) a heterogeneous metal catalyst to form 2,5-furan dicarboxylic acid.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: October 20, 2026
    Assignee: SOLUGEN, INC.
    Inventors: Toni M. Lee, Shuai Qian, Brian F. Fisher, Phillip Wiemann, Hans-Joerg Woelk, Gaurab Chakrabarti, Sean Hunt, Konrad V. Miller
  • Publication number: 20260315347
    Abstract: An additive comprising (i) a sugar oxidation product and (ii) a solvent.
    Type: Application
    Filed: May 30, 2024
    Publication date: October 15, 2026
    Applicant: Solugen, Inc.
    Inventors: Catherine Gonzalez, Ju Su An, Jason Helander, Chris Arceo, Amit Desai, Shauheen Noorani
  • Publication number: 20260308443
    Abstract: A composition including a biocide and a biocide potentiator. The biocide potentiator includes a sugar oxidation product. A method of servicing a system including an aqueous fluid includes introducing to the system an aqueous composition. The aqueous composition includes a biocide and a biocide potentiator. The biocide potentiator includes a sugar oxidation product.
    Type: Application
    Filed: April 3, 2026
    Publication date: October 8, 2026
    Applicant: Solugen, Inc.
    Inventors: Matheus Paes Paschoalino, Darlen Galicia, Ty Hanna, Shauheen Noorani, Gaurab Chakrabarti, Sean Hunt
  • Publication number: 20260297437
    Abstract: A desalting composition including a sugar oxidation product and least one compound selected from the group consisting of chelating agents, aliphatic alpha-hydroxy acids, surfactants, and combinations thereof. A method of desalting a nonaqueous fluid comprising contacting the nonaqueous fluid with a treatment composition comprising a sugar oxidation product and least one compound selected from the group consisting of chelating agents, aliphatic alpha-hydroxy acids, surfactants, and combinations thereof to form a mixture; and allowing the mixture to form an aqueous phase and nonaqueous phase wherein the nonaqueous phase has a reduced metal concentration relative to the nonaqueous fluid.
    Type: Application
    Filed: May 3, 2024
    Publication date: October 1, 2026
    Applicant: Solugen, Inc.
    Inventors: Kimchi Phan, Jason Helander, Jun Su An, LoongYi Tan, Matheus Paes Paschoalino, Joe D. Gutierrez, Tanner Cox, JiHye Kim, Chris Arceo
  • Publication number: 20260286044
    Abstract: A method for formation of a biobased monomer comprising contacting a sugar with one or more oxidation catalysts at least once under conditions suitable for the formation of a primary oxidation product; and subjecting the primary oxidation product to at least one process selected from the group consisting of oxidation, dehydration, acetylation, hydrogenation, ion exchange, and combinations thereof under conditions suitable for formation of a product mixture. A method for formation of a biobased monomer comprising contacting glucose with one or more oxidation catalysts at least once under conditions suitable for the formation of a primary oxidation product; and subjecting the primary oxidation product to at least one process selected from the group consisting of oxidation, dehydration, acetylation, hydrogenation, ion exchange, and combinations thereof under conditions suitable for formation of a product mixture.
    Type: Application
    Filed: April 29, 2024
    Publication date: September 24, 2026
    Applicant: Solugen, Inc.
    Inventors: Camille Boucher-Jacobs, Toni M. Lee, Amit Desai, David Weiner, Sean Hunt, Gaurab Chakrabarti, Nicholas Sparkman
  • Publication number: 20260263993
    Abstract: A method of reducing an acid gas from an acid gas-containing fluid, the method comprising contacting the acid gas-containing fluid with a composition comprising an amine-derived from a sugar oxidation product wherein the amine-derived from a sugar oxidation product is selected from the group consisting of 2-amino-2-methyl-1-propanol, glucamine, hexamethylenediamine, glucosamine, benzylamine, glycinate and a combination thereof. A method comprising introducing to a reactor having an amine derived from a sugar oxidation product disposed therein an acid-gas containing fluid under conditions sufficient to remove from about 10% to about 90% of the acid gas from acid-gas containing fluid.
    Type: Application
    Filed: March 20, 2024
    Publication date: September 10, 2026
    Applicant: Solugen, Inc.
    Inventors: Amit Desai, Jun Su An, Jason Helander, Chris Arceo
  • Publication number: 20260231947
    Abstract: A method of treating process water includes introducing to a system comprising process water a composition comprising (i) one or more biocides and (ii) one or more biochelants. A composition includes (i) one or more biocides and (ii) one or more biochelants. A pharmaceutical formulation includes (i) one or more biocides, (ii) one or more biochelants, and (iii) a pharmaceutically acceptable diluent.
    Type: Application
    Filed: April 25, 2022
    Publication date: August 13, 2026
    Applicant: Solugen, Inc.
    Inventors: Jun Su An, LoongYi Tan, Jason Helander, Frederyk Ngantung, Sean Hunt, Gaurab Chakrabarti
  • Publication number: 20260226322
    Abstract: A biobased multifunctional additive may include a crosslinking composition. A crosslinking composition may include an oxidized sugar product, a nitrogen additive, and a solvent. Also, a biobased multifunctional additive may include an adhesive. An adhesive may include (i) a sodium silicate solution, (ii) a sugar oxidation product; (iii) urea; (iv) clay; and (v) water. Also, an adhesive may include (i) starch; (ii) a sugar oxidation product; and (iii) a boric acid.
    Type: Application
    Filed: December 21, 2023
    Publication date: August 6, 2026
    Applicant: SOLUGEN, INC.
    Inventors: Sean Hunt, Jun Su An, Camille Boucher-Jacobs, Jihye Kim, Gaurab Chakrabarti, Amit Desai
  • Publication number: 20260206796
    Abstract: A composition includes a sugar oxidation product. In addition, the composition includes at least one material selected from the group consisting of oxides, nitrates, nitrites, sulfates, minerals, proteins, amino acids, macronutrients, and micronutrients.
    Type: Application
    Filed: February 19, 2024
    Publication date: July 23, 2026
    Applicant: Solugen, Inc.
    Inventors: JiHye Kim, Jun Su An, LoongYi Tan, Kimchi Phan, Catherine Gonzalez, Darlen Galicia
  • Publication number: 20260201432
    Abstract: A method of preparing glucodiamine, comprising contacting glucose with an enzyme oxidation catalyst under conditions suitable for the formation of glucodialdose; contacting glucodialdose with a nitrogen-containing compound under conditions suitable for the formation of glucodioxime; and reducing glucodioxime under conditions suitable for the formation of glucodiamine. A method of preparing glucodiamine, comprising contacting glucodioxime with a dehydration catalyst under conditions suitable for the formation of glucodinitrile; and reducing glucodinitrile under conditions suitable for the formation of glucodiamine.
    Type: Application
    Filed: December 13, 2023
    Publication date: July 16, 2026
    Applicant: Solugen, Inc.
    Inventors: Agustin Millet, Hans-Joerg Woelk, Toni M. Lee, Gaurab Chakrabarti, Sean Hunt
  • 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