Patents by Inventor Mark E. Davis

Mark E. Davis 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: 11207665
    Abstract: The present disclosure is directed to novel phyllosilicate compositions designated CIT-13P and methods of producing and using the same.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: December 28, 2021
    Assignee: California Institute of Technology
    Inventors: Joel E. Schmidt, Mark E. Davis, Ben W. Boal, Jong Hun Kang
  • Patent number: 11203013
    Abstract: This disclosure describes enantiomerically enriched chiral molecular sieves and methods of making and using the same. In some embodiments, the molecular sieves are silicates or germanosilicates of STW topology.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: December 21, 2021
    Assignees: California Institute of Technology, William Marsh Rice University
    Inventors: Mark E. Davis, Stephen Kramer Brand, Joel E. Schmidt, Michael W. Deem
  • Publication number: 20210346874
    Abstract: The present disclosure is directed to methods of producing zincoaluminosilicate structures with AEI, CHA, and GME topologies using organic structure directing agents (OSDAs), and the compositions and structures resulting from these methods.
    Type: Application
    Filed: July 16, 2021
    Publication date: November 11, 2021
    Inventors: Michiel J. Dusselier, Mark E. Davis
  • Patent number: 11167275
    Abstract: The present disclosure is directed to producing zeolite structures with GME topologies using organic structure directing agents (OSDAs) comprising a piperidinium cation, and the compositions and structures resulting from these methods. In some embodiments, the crystalline products have a molar ratio of a molar ratio of Si:Al that is greater than 3.5.
    Type: Grant
    Filed: January 8, 2018
    Date of Patent: November 9, 2021
    Assignee: California Institute of Technology
    Inventors: Michiel J. Dusselier, Mark E. Davis
  • Patent number: 11167276
    Abstract: The present disclosure is directed to methods of producing zincoaluminosilicate structures with AEI, CHA, and GME topologies using organic structure directing agents (OSDAs), and the compositions and structures resulting from these methods.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: November 9, 2021
    Assignee: California Institute of Technology
    Inventors: Michiel J. Dusselier, Mark E. Davis
  • Publication number: 20210283258
    Abstract: Described herein are carrier nanoparticles comprising a polymer containing a polyol coupled to a polymer containing a nitroboronic boronic acid and a linkage cleavable under reducing conditions, configured to present the polymer containing the nitroboronic acid to an environment external to the nanoparticle. Targeted versions of the described nanoparticles are also described, as are related compositions, methods and systems.
    Type: Application
    Filed: May 20, 2021
    Publication date: September 16, 2021
    Inventors: Mark E. Davis, Han Han
  • Publication number: 20210261739
    Abstract: The present disclosure is directed to nanoparticle delivery systems for delivering biological agents, pharmaceutical compositions of comprising these nanoparticles, and methods of using these compositions. Certain embodiments of the present disclosure provide nanoparticles comprising polymers comprising alternating charged and uncharged segments comprising one or more of the following structural units of Formula (I) Formula (III): wherein A is an uncharged segment comprising polyalkylene glycol; and B is a cationically charged segment comprising at least one polyhydroxy linkage.
    Type: Application
    Filed: May 5, 2021
    Publication date: August 26, 2021
    Inventors: Mark E. Davis, Dorothy Pan
  • Publication number: 20210220483
    Abstract: The present application discloses nanoparticles carrying therapeutic agents, including chemotherapeutic agents, and targeting ligands suitable for delivering these therapeutic agents through the blood brain barrier and methods of using these patients on those patients in need of such treatment.
    Type: Application
    Filed: March 29, 2021
    Publication date: July 22, 2021
    Inventors: Mark E. Davis, Emily A. Wyatt
  • Patent number: 11041050
    Abstract: The present disclosure is directed to nanoparticle delivery systems for delivering biological agents, pharmaceutical compositions of comprising these nanoparticles, and methods of using these compositions. Certain embodiments of the present disclosure provide nanoparticles comprising polymers comprising alternating charged and uncharged segments comprising one or more of the following structural units of Formula (I) Formula (III): wherein A is an uncharged segment comprising polyalkylene glycol; and B is a cationically charged segment comprising at least one polyhydroxy linkage.
    Type: Grant
    Filed: May 21, 2020
    Date of Patent: June 22, 2021
    Assignee: California Institute of Technology
    Inventors: Mark E. Davis, Dorothy Pan
  • Publication number: 20210154648
    Abstract: The present disclosure is directed to novel germanosilicate compositions and methods of producing the same. In particular, this disclosure describes new silica-rich compositions of the germanosilicate designated CIT-13, with and without added metal oxides. The disclosure also describes methods of preparing and using these new germanosilicate compositions as well as the compositions themselves.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 27, 2021
    Inventors: Joel E. Schmidt, Mark E. Davis, Ben W. Boal, Jong Hun Kang
  • Publication number: 20210154649
    Abstract: The present disclosure is directed to novel phyllosilicate compositions designated CIT-13P and methods of producing and using the same.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 27, 2021
    Inventors: Joel E. Schmidt, Mark E. Davis, Ben W. Boal, Jong Hun Kang
  • Publication number: 20210154308
    Abstract: Described herein is a cyclodextrin containing polymer conjugate.
    Type: Application
    Filed: June 25, 2020
    Publication date: May 27, 2021
    Inventors: Mark E. Davis, Jungyeon Hwang, Tianyi Ke, Ching-jou Lim, Thomas Schluep
  • Publication number: 20210128516
    Abstract: The present invention relates to novel compositions of therapeutic cyclodextrin containing polymeric compounds designed as a carrier for small molecule therapeutics delivery and pharmaceutical compositions thereof. These cyclodextrin-containing polymers improve drug stability and solubility, and reduce toxicity of the small molecule therapeutic when used in vivo. Furthermore, by selecting from a variety of linker groups and targeting ligands the polymers present methods for controlled delivery of the therapeutic agents. The invention also relates to methods of treating subjects with the therapeutic compositions described herein. The invention further relates to methods for conducting pharmaceutical business comprising manufacturing, licensing, or distributing kits containing or relating to the polymeric compounds described herein.
    Type: Application
    Filed: January 8, 2021
    Publication date: May 6, 2021
    Inventors: Jianjun Cheng, Mark E. Davis, Kay T. Khin
  • Publication number: 20210129119
    Abstract: The present disclosure is directed to novel germanosilicate compositions and methods of producing and using the same. Included among the new materials are the new germanosilicates of CIT-5 topology having Si:Ge ratios either in a range of from 3.8 to 5.4 or from 30 to 200, with and without added metal oxides. The disclosure also describes methods of preparing and using these new germanosilicate compositions as well as the compositions themselves.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 6, 2021
    Inventors: Joel E. Schmidt, Mark E. Davis, Ben W. Boal, Jong Hun Kang
  • Publication number: 20210129120
    Abstract: The present disclosure is directed to novel germanosilicate compositions and methods of producing and using the same. In particular, this disclosure describes new germanosilicates of CIT-14 topology. The disclosure also describes methods of preparing and using these new germanosilicate compositions as well as the compositions themselves.
    Type: Application
    Filed: January 13, 2021
    Publication date: May 6, 2021
    Inventors: Joel E. Schmidt, Mark E. Davis, Ben W. Boal, Jong Hun Kang, Dan Xie
  • Publication number: 20210069682
    Abstract: The present disclosure is directed to microporous crystalline aluminosilicate structures with GME topologies having pores containing organic structure directing agents (OSDAs) comprising at least one piperidinium cation, the compositions useful for making these structures, and methods of using these structures. In some embodiments, the crystalline zeolite structures have a molar ratio of Si:Al that is greater than 3.5.
    Type: Application
    Filed: November 19, 2020
    Publication date: March 11, 2021
    Inventors: Michiel J. Dusselier, Mark E. Davis
  • Patent number: 10913053
    Abstract: The present disclosure is directed to novel germanosilicate compositions and methods of producing the same. In particular, this disclosure describes an array of transformations originating from the extra-large-pore crystalline germanosilicate compositions, designated CIT-13, possessing 10- and 14-membered rings. Included among the new materials are the new phyllosilicate compositions, designated CIT-13P, new crystalline microporous germanosilicates including high silica versions of CIT-5 and CIT-13, with and without added metal oxides, and new germanosilicate compounds designated CIT-14 and CIT-15. The disclosure also describes methods of preparing these new germanosilicate compositions as well as the compositions themselves.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: February 9, 2021
    Assignees: California Institute of Technology, Chevron U.S.A., Inc.
    Inventors: Joel E. Schmidt, Mark E. Davis, Ben W. Boal, Jong Hun Kang, Dan Xie
  • Publication number: 20200377432
    Abstract: Described herein are compositions having an eight-membered monocyclic unsaturated hydrocarbon, methods and system to separate the eight-membered monocyclic unsaturated hydrocarbon at from a hydrocarbon mixture including additional nonlinear unsaturated C8H2m hydrocarbons with 4?m?8, by contacting the hydrocarbon mixture with a 10-ring pore molecular sieve having a sieving channel with a 10-ring sieving aperture with a minimum crystallographic free diameter greater than 3 ? and a ratio of the maximum crystallographic free diameter to the minimum crystallographic free diameter between 1 and 2, the molecular sieve having a T1/T2 ratio ?20:1 wherein T1 is an element independently selected from Si and Ge, and T2 is an element independently selected from Al, B and Ga, the 10-ring pore molecular sieve further having a counterion selected from NH4+, Li+, Na+, K+ and Ca++.
    Type: Application
    Filed: August 19, 2020
    Publication date: December 3, 2020
    Inventors: Julia A. KORNFIELD, Mark E. DAVIS, Ming-Hsin WEI, Simon C. JONES
  • Patent number: 10828625
    Abstract: The present disclosure is directed to novel crystalline germanosilicate compositions and methods of producing the same. In particular, the crystalline germanosilicate compositions are extra-large-pore compositions, designated CIT-13 possessing 10- and 14-membered rings. The disclosure describes methods of preparing these compositions using substituted benzyl-imidazolium organic structure-directing agents (OSDAs). Also disclosed are methods of using these crystalline compositions.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: November 10, 2020
    Assignee: California Institute of Technology
    Inventors: Joel E. Schmidt, Mark E. Davis, Ben W. Boal, Jong Hun Kang
  • Publication number: 20200317512
    Abstract: The present disclosure is directed to the integration of direct air capture of carbon dioxide with thermochemical water splitting, the latter optionally driven by solar energy. The disclosure is also directed to a process comprising extracting carbon dioxide from an air stream by contacting the air-stream with an alkali metal ion-transition metal oxide of empirical formula AxMO2 (0.1<x?1), where A represents the alkali metal ion comprising sodium ion, potassium ion, or a combination thereof and M comprises iron, manganese, or a combination thereof to form a transition metal composition comprising an oxidized ion extracted-transition metal oxide.
    Type: Application
    Filed: April 1, 2020
    Publication date: October 8, 2020
    Inventors: Mark E. Davis, Bingjun Xu, Casper O. Brady