Patents by Inventor Eugene Terefenko

Eugene Terefenko 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).

  • Publication number: 20260035255
    Abstract: A method of making a molecular sieve may include: reacting a source selected from the group consisting of: a source of a tetrahedral element in the presence of a structure directing agent (SDA) selected from the group consisting of: Ar+-L-Ar, Ar+-L-Ar-L-Ar+, Ar+-L-Ar-L-NR3+, and ArAr+-L-Ar+Ar, where Ar+ is to a N-containing cationic aromatic ring, Ar is to a non-charged aromatic ring, L is a methylene chain of 3-6 carbon atoms, NR3+ is to a quaternary ammonium, and ArAr+ and Ar+Ar are a fused aromatic ring structure comprising both a N-containing cationic portion and a non-charged portion, to produce the molecular sieve.
    Type: Application
    Filed: October 6, 2025
    Publication date: February 5, 2026
    Inventors: Allen W. BURTON, Hilda B. VROMAN, Joseph M. FALKOWSKI, Eugene TEREFENKO, Michael A. MARELLA, Ross MABON
  • Patent number: 12466738
    Abstract: A method of making a molecular sieve may include: reacting a source selected from the group consisting of: a source of a tetrahedral element in the presence of a structure directing agent (SDA) selected from the group consisting of: Ar+-L-Ar, Ar+-L-Ar-L-Ar+, Ar+-L-Ar-L-NR3+, and ArAr+-L-Ar+Ar, where Ar+ is to a N-containing cationic aromatic ring, Ar is to a non-charged aromatic ring, L is a methylene chain of 3-6 carbon atoms, NR3+ is to a quaternary ammonium, and ArAr+ and Ar+Ar are a fused aromatic ring structure comprising both a N-containing cationic portion and a non-charged portion, to produce the molecular sieve.
    Type: Grant
    Filed: July 22, 2020
    Date of Patent: November 11, 2025
    Assignee: EXXONMOBIL TECHNOLOGY AND ENGINEERING COMPANY
    Inventors: Allen W. Burton, Hilda B. Vroman, Joseph M. Falkowski, Eugene Terefenko, Michael A. Marella, Ross Mabon
  • Patent number: 11939225
    Abstract: A composition can include a Rho zeolite with a RHO topology having a Si to B ratio or a Si to Al ratio greater than or equal to 8. Making such a composition can include heating an aqueous reaction mixture having a molar ratio of atomic Si to atomic B of about 4 to about 50 or a molar ratio of atomic Si to atomic Al of about 4 to about 50 in the presence of a C4-C6 diquat of N,2-dimethylbenzimidazole structure directing agent to a temperature of at least 75° C. to produce a Rho zeolite.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: March 26, 2024
    Assignee: ExxonMobil Technology and Engineering Company
    Inventors: Joseph M. Falkowski, Hilda Bouza Vroman, Allen W. Burton, Eugene Terefenko, Kanmi Mao, Karl G. Strohmaier
  • Publication number: 20220388853
    Abstract: A method of making a molecular sieve may include: reacting a source selected from the group consisting of: a source of a tetrahedral element in the presence of a structure directing agent (SDA) selected from the group consisting of: Ar+-L-Ar, Ar+-L-Ar-L-Ar+, Ar+-L-Ar-L-NR3+, and ArAr+-L-Ar+Ar, where Ar+ is to a N-containing cationic aromatic ring, Ar is to a non-charged aromatic ring, L is a methylene chain of 3-6 carbon atoms, NR3+ is to a quaternary ammonium, and ArAr+ and Ar+Ar are a fused aromatic ring structure comprising both a N-containing cationic portion and a non-charged portion, to produce the molecular sieve.
    Type: Application
    Filed: July 22, 2020
    Publication date: December 8, 2022
    Inventors: Allen W. Burton, Hilda B. Vroman, Joseph M. Falkowski, Eugene Terefenko, Michael A. Marella, Ross Mabon
  • Publication number: 20210380425
    Abstract: A composition can include a Rho zeolite with a RHO topology having a Si to B ratio or a Si to A1 ratio greater than or equal to 8. Making such a composition can include heating an aqueous reaction mixture having a molar ratio of atomic Si to atomic B of about 4 to about 50 or a molar ratio of atomic Si to atomic Al of about 4 to about 50 in the presence of a C4-C6 diquat of N,2-dimethylbenzimidazole structure directing agent to a temperature of at least 75° C. to produce a Rho zeolite.
    Type: Application
    Filed: November 1, 2019
    Publication date: December 9, 2021
    Inventors: Joseph M. Falkowski, Hilda Bouza Vroman, Allen W. Burton, Eugene Terefenko, Kanmi Mao, Karl G. Strohmaier
  • Patent number: 10807875
    Abstract: The zeolite UTD-1 may be formed under hydrothermal synthesis conditions using a directing agent that does not include a metal atom therein. Methods for synthesizing the zeolite UTD-1 may comprise: combining at least a silicon atom source and a directing agent having a structure of in an aqueous medium; forming the zeolite in the aqueous medium under hydrothermal synthesis conditions, such that the zeolite has a framework silicate with a cationic portion of the directing agent occluded within pores or channels of the framework silicate; and isolating the zeolite from the aqueous medium. The zeolite has a powder x-ray diffraction pattern with at least the following 2?scattering angles: 6.0±0.12, 7.6±0.1, 14.66±0.15, 19.7±0.15, 21.27±0.15, 22.13±0.15, 22.61±0.15, and 24.42±0.10 for a borosilicate form zeolite, or 6.0±0.12, 7.6±0.15, 14.55±0.15, 19.64±0.15, 21.01±0.20, 21.90±0.20, 22.34±0.20, and 24.38±0.20 for an aluminosilicate form zeolite.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: October 20, 2020
    Assignee: ExxonMobil Research and Engineering Company
    Inventors: Allen W. Burton, Hilda B. Vroman, Joseph M. Falkowski, Eugene Terefenko, Kanmi Mao
  • Patent number: 10710890
    Abstract: The disclosure is related to EMM-37 materials, processes of making, and uses of the same as well as structure directing agents useful for the preparation of the EMM-37 materials, processes and intermediates for making such structure directing agents.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: July 14, 2020
    Assignee: ExxonMobil Research & Engineering Company
    Inventors: Allen W. Burton, Hilda B. Vroman, Eugene Terefenko
  • Patent number: 10676368
    Abstract: The disclosure is related to various modified EMM-23 materials, processes, and uses of the same.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: June 9, 2020
    Assignee: ExxonMobil Research & Engineering Company
    Inventors: Allen W. Burton, Eugene Terefenko, Mobae Afeworki
  • Publication number: 20200109058
    Abstract: The zeolite UTD-1 may be formed under hydrothermal synthesis conditions using a directing agent that does not include a metal atom therein. Methods for synthesizing the zeolite UTD-1 may comprise: combining at least a silicon atom source and a directing agent having a structure of in an aqueous medium; forming the zeolite in the aqueous medium under hydrothermal synthesis conditions, such that the zeolite has a framework silicate with a cationic portion of the directing agent occluded within pores or channels of the framework silicate; and isolating the zeolite from the aqueous medium. The zeolite has a powder x-ray diffraction pattern with at least the following 2?scattering angles: 6.0±0.12, 7.6±0.1, 14.66±0.15, 19.7±0.15, 21.27±0.15, 22.13±0.15, 22.61±0.15, and 24.42±0.10 for a borosilicate form zeolite, or 6.0±0.12, 7.6±0.15, 14.55±0.15, 19.64±0.15, 21.01±0.20, 21.90±0.20, 22.34±0.20, and 24.38 ±0.20 for an aluminosilicate form zeolite.
    Type: Application
    Filed: September 3, 2019
    Publication date: April 9, 2020
    Inventors: Allen W. Burton, Hilda B. Vroman, Joseph M. Falkowski, Eugene Terefenko, Kanmi Mao
  • Patent number: 10576464
    Abstract: The disclosure is related to various modified EMM-23 materials, processes, and uses of the same.
    Type: Grant
    Filed: June 28, 2018
    Date of Patent: March 3, 2020
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Allen W. Burton, Eugene Terefenko, Randall J. Meyer, Hilda B. Vroman
  • Publication number: 20190256365
    Abstract: The disclosure is related to EMM-37 materials, processes of making, and uses of the same as well as structure directing agents useful for the preparation of the EMM-37 materials, processes and intermediates for making such structure directing agents.
    Type: Application
    Filed: January 23, 2019
    Publication date: August 22, 2019
    Inventors: Allen W. Burton, Hilda B. Vroman, Eugene Terefenko
  • Publication number: 20190031519
    Abstract: The disclosure is related to various modified EMM-23 materials, processes, and uses of the same.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 31, 2019
    Inventors: Allen W. Burton, Eugene Terefenko, Mobae Afeworki
  • Publication number: 20190030518
    Abstract: The disclosure is related to various modified EMM-23 materials, processes, and uses of the same.
    Type: Application
    Filed: June 28, 2018
    Publication date: January 31, 2019
    Inventors: Allen W. Burton, Eugene Terefenko, Randall J. Meyer, Hilda B. Vroman
  • Patent number: 9868642
    Abstract: A process for synthesizing a DDR framework-type molecular sieve comprises crystallizing a reaction mixture comprising water, a source of silicon, and a structure directing agent, Q, selected from the group consisting of a methyltropinium salt, a 2,6,N,N-tetramethylpiperidinium salt, a 2,N,N-trimethylpiperidinium salt and mixtures thereof, wherein the reaction mixture has a molar ratio of water to silicon from 5 to 80 and a molar ratio of alkali or alkaline earth metal, M, to silicon less than 0.01.
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: January 16, 2018
    Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Allen W. Burton, Eugene Terefenko
  • Publication number: 20160145112
    Abstract: A process for synthesizing a DDR framework-type molecular sieve comprises crystallizing a reaction mixture comprising water, a source of silicon, and a structure directing agent, Q, selected from the group consisting of a methyltropinium salt, a 2,6,N,N-tetramethylpiperidinium salt, a 2,N,N-trimethylpiperidinium salt and mixtures thereof, wherein the reaction mixture has a molar ratio of water to silicon from 5 to 80 and a molar ratio of alkali or alkaline earth metal, M, to silicon less than 0.01.
    Type: Application
    Filed: October 22, 2015
    Publication date: May 26, 2016
    Applicant: EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
    Inventors: Allen W. Burton, Eugene Terefenko
  • Publication number: 20080119537
    Abstract: Compounds of formula I or II and pharmaceutical compositions and kits containing these compounds are provided. Also provided are methods of inducing contraception, providing hormone replacement therapy, treating cycle-related symptoms, or treating or preventing benign or malignant neoplastic disease using the compounds of formula I, formula II, or formula III.
    Type: Application
    Filed: November 16, 2007
    Publication date: May 22, 2008
    Applicant: Wyeth
    Inventors: Puwen Zhang, Jeffrey Kern, Eugene Terefenko, Eugene Trybulski
  • Publication number: 20070072897
    Abstract: The present invention is directed to phenylaminopropanol derivatives of formulae I, II, and III: or a pharmaceutically acceptable salt thereof, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions ameliorated by monoamine reuptake including, inter alia, vasomotor symptoms (VMS), sexual dysfunction, gastrointestinal and genitourinary disorders, chronic fatigue syndrome, fibromyalgia syndrome, nervous system disorders, and combinations thereof, particularly those conditions selected from the group consisting of major depressive disorder, vasomotor symptoms, stress and urge urinary incontinence, fibromyalgia, pain, diabetic neuropathy, schizophrenia, and combinations thereof.
    Type: Application
    Filed: September 27, 2006
    Publication date: March 29, 2007
    Applicant: Wyeth
    Inventors: Paige Mahaney, Gavin Heffernan, Richard Coghlan, Stephen Cohn, Callain Kim, Douglas Jenkins, Michael Marella, Casey McComas, Joseph Sabatucci, Eugene Terefenko, Eugene Trybulski, An Vu, Fei Ye, Puwen Zhang
  • Publication number: 20070072928
    Abstract: The present invention is directed to substituted propylamine derivatives of formula I: or a pharmaceutically acceptable salt thereof, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions ameliorated by monoamine reuptake including, inter alia, vasomotor symptoms (VMS), sexual dysfunction, gastrointestinal and genitourinary disorders, chronic fatigue syndrome, fibromylagia syndrome, nervous system disorders, and combinations thereof, particularly those conditions selected from the group consisting of major depressive disorder, vasomotor symptoms, stress and urge urinary incontinence, fibromyalgia, pain, diabetic neuropathy, and combinations thereof.
    Type: Application
    Filed: September 27, 2006
    Publication date: March 29, 2007
    Applicant: Wyeth
    Inventors: Casey McComas, Puwen Zhang, Eugene Terefenko, An Vu, Stephen Cohn
  • Publication number: 20070072918
    Abstract: The present invention is directed to benzothiadiazolylphenylalkylamine derivatives of formula I: or a pharmaceutically acceptable salt thereof, compositions containing these derivatives, and methods of their use for the prevention and treatment of conditions ameliorated by monoamine reuptake including, inter alia, vasomotor symptoms (VMS), sexual dysfunction, gastrointestinal and genitourinary disorders, chronic fatigue syndrome, fibromylagia syndrome, nervous system disorders, and combinations thereof, particularly those conditions selected from the group consisting of major depressive disorder, vasomotor symptoms, stress and urge urinary incontinence, fibromyalgia, pain, diabetic neuropathy, and combinations thereof.
    Type: Application
    Filed: September 27, 2006
    Publication date: March 29, 2007
    Applicant: Wyeth
    Inventors: Casey McComas, Puwen Zhang, Eugene Trybulski, An Vu, Eugene Terefenko
  • Publication number: 20070066637
    Abstract: Compounds of formula I, wherein R1-R9 and n are defined herein, and pharmaceutical compositions and kits containing these compounds are provided. Also provided are methods of inducing contraception, providing hormone replacement therapy, treating cycle-related symptoms, or treating or preventing benign or malignant neoplastic disease using the compounds of formula I or formula II, wherein R3-R5, R10, and R11 are defined herein.
    Type: Application
    Filed: September 18, 2006
    Publication date: March 22, 2007
    Applicant: Wyeth
    Inventors: Puwen Zhang, Jeffrey Kern, Eugene Terefenko, Eugene Trybulski