Patents Assigned to Board of Trustees of the University of Arkansas
  • PSEUDOMONAS PROTEGENS AND PRODUCTS THEREOF TO CONTROL BACTERIAL PANICLE BLIGHT OF RICE
    Publication number: 20210388374
    Abstract: The present invention provides biosynthetic products that may be useful for controlling bacterial panicle blight of rice. These products are encoded by four biosynthetic operons found within the genome of a Pseudomonas protegens strain designated as PBL3 and deposited as ATCC #, which has been shown to inhibit the growth of Burkholderia glumae on rice plants. Also provided are vectors encoding these biosynthetic products, and methods of using the biosynthetic products to inhibit the growth of microorganisms.
    Type: Application
    Filed: June 8, 2021
    Publication date: December 16, 2021
    Applicant: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: Clemencia M. Rojas, J. Alejandro Rojas, Jackson O. Lay, JR.
  • Peptoids and methods for attenuating inflammatory response
    Patent number: 11197908
    Abstract: Disclosed herein are peptoids and methods for attenuating inflammatory responses, and more particularly RAGE-associated inflammatory responses.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: December 14, 2021
    Assignees: The Board of Trustees of the University of Arkansas, University of South Carolina
    Inventors: Shannon Servoss, Melissa Moss, Lauren Wolf
  • BILAYER ELECTROSPUN MEMBRANES FOR TREATING FRACKING WASTEWATER VIA MEMBRANE DISTILLATION
    Publication number: 20210379539
    Abstract: A bilayer electrospun membranes for treating hydraulic fracking wastewater via membrane distillation, and more particularly to bilayer electrospun membranes having an omniphobic layer to prevent low-surface tension solution wicking and an oleophobic antifouling surface to prevent foulant depositing on the membrane. Nanoparticles are decorated on the omniphobic surface through electrochemical interaction, which is coated with a fluorine monomer on the nanoparticles. A zwitterionic co-polymer is grafted using self-assembly between hydroxy groups on the antifouling surface generated by alkaline treatment and anchor segment epoxy groups on zwitterionic co-polymer.
    Type: Application
    Filed: June 8, 2021
    Publication date: December 9, 2021
    Applicant: Board of Trustees of the University of Arkansas
    Inventors: Jorge Almodovar, Ranil Wickramasinghe, Yu-Hsuan Chiao, David Alfonso Castilla-Casadiego
  • Fabrication of PCU/UHMWPE polymeric blends and 3D printing using the same
    Patent number: 11185612
    Abstract: The present invention relates to methods of fabricating PCU/UHMWPE blended filaments and medical implantable structures using 3D printing of polymeric material, such as PCU/UHMWPE blend structures. The 3D printer dispenses said polymeric material in a layer-by-layer manner to create said medical implant. Polymeric material is dispensed at up to 100% infill. In one embodiment, the layer-by-layer dispensing is at a reduced speed for the bottom and top 1 to 10 layers.
    Type: Grant
    Filed: February 11, 2019
    Date of Patent: November 30, 2021
    Assignee: Board Of Trustees Of The University Of Arkansas
    Inventors: Raissa Araujo Borges, Min Zou
  • Irrigation system
    Patent number: 11178828
    Abstract: A gravity irrigation system includes a distribution piping having apertures to distribute water to a field, and a valve located upstream of the distribution piping. The valve limits a pressure of the water being delivered to the distribution piping. The system also includes a sump to receive the water at a lowest elevation of the field, a depth sensor disposed within the sump, and a return pump disposed at least partially within the sump to move the water to an elevated portion of the field. The system also includes a motor to drive the return pump, and a power source coupled to a variable frequency drive that powers the motor and controls a motor speed proportionately to an indication of the depth sensor. The system also includes a transfer piping to bring the water from the return pump to a check valve and to the distribution piping.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: November 23, 2021
    Assignee: The Board of Trustees of the University of Arkansas
    Inventors: Christopher G. Henry, Brian Koehler, Jim Nichols
  • Methods and systems for detection of man-in-the-middle attacks for SCADA communication networks and applications of same
    Patent number: 11178176
    Abstract: A system for detecting MITM for SCADA communication networks includes secure substation-substation communication links for providing secure and reliable paths to exchange OT data between substations for OT data consistency check; a SIB in each substation for sampling CT and PT measurements to calculate voltage magnitude and phase angle thereof; a S&C server in each substation coupled to the SIB for receiving the voltage magnitude and phase angle from the SIB and obtaining a packet carrying active power flow in transmission lines between two substations and a time stamp; an IDS server placed in a SCADA center for collecting the packet of each substation sent by the S&C server; analyzing the received packet from every adjacent substation; inspecting the payload of the received packet; and triggering an intrusion alarm to a SCADA operator when the power flow is not the same as the payload of the packets.
    Type: Grant
    Filed: March 24, 2020
    Date of Patent: November 16, 2021
    Assignee: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: Roy McCann, Hamdi Mansour Albunashee
  • SYSTEM AND PROCESS FOR LOW FLOW WATER MONITORING IN AGRICULTURE
    Publication number: 20210349483
    Abstract: A system and process for low flow water monitoring in agriculture that measures water consumption at an individual bird/animal/plant level by weighing water in a controlled sealed environment. The system and process include a pressure regulation device fluidly connected to one or more reservoir tanks filled with water. The pressure regulation device is adjustable allowing for different output pressures suitable for many different agriculture applications.
    Type: Application
    Filed: May 6, 2021
    Publication date: November 11, 2021
    Applicant: Board of Trustees of the University of Arkansas
    Inventors: Joseph Z. Hiltz, Sara Orlowski, Lucas Harrington
  • Rice cultivar ‘CLM04’
    Patent number: 11160231
    Abstract: A rice cultivar designated CLM04 is disclosed herein. The present invention provides seeds, plants, and plant parts derived from rice cultivar CLM04. Further, it provides methods for producing a rice plant by crossing CLM04 with itself or another rice variety and methods for combating undesired vegetation by contacting the disclosed rice seeds with an AHAS-inhibiting herbicide. The invention also encompasses any rice seeds, plants, and plant parts produced by the methods disclosed herein, including those in which additional traits have been transferred into CLM04 through the introduction of a transgene or by breeding CLM04 with another rice cultivar.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: November 2, 2021
    Assignee: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventor: Xueyan Sha
  • HETERO-SUBSTITUTED CYCLIC LACTONE ANALOGUES AND USES THEREOF
    Publication number: 20210332062
    Abstract: The present disclosure provides SL and SL derivatives comprising a polar substituent adjacent to the lactone ring. Additionally, the present disclosure provides methods of using the SL and SL derivatives to inhibit the growth of leukemic cancer cells.
    Type: Application
    Filed: May 28, 2021
    Publication date: October 28, 2021
    Applicant: Board of Trustees of the University of Arkansas
    Inventors: Monica L. Guzman, Cesar M. Compadre, Paola E. Ordonez, Mariano Martinez, Michael J. Balick, Darin E. Jones, Flavio G. Gaudio
  • Chitosan-graphene oxide membranes
    Patent number: 11135555
    Abstract: This invention relates generally to a chitosan-graphene oxide membrane and process of making the same. The nanocomposite membrane can filter water and remove contaminants without fouling like other commercially-available polymer-based water filters. The membrane can be used as a flat sheet filter or can be engineered in a spiral filtration module. The membrane is scalable and tunable for many water contaminants including pharmaceuticals, pesticides, herbicides, and other organic chemicals. The membrane uses chitosan, which is low-cost, renewable biopolymer typically considered to be a waste product and the second most abundant biopolymer on Earth, thus making the membrane an environmentally-friendly product choice.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: October 5, 2021
    Assignees: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS, THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF THE ARMY
    Inventors: Christopher S. Griggs, Jose A. Mattei-Sosa, Luke A. Gurtowski, Lauren F. Greenlee, Mojtaba Abolhassani
  • COMPOSITIONS AND METHODS TO REDUCE DICAMBA VOLATILITY AND PROVIDE PLANT ESSENTIAL NUTRIENTS
    Publication number: 20210298293
    Abstract: Compositions and methods to reduce herbicide volatility and provide plant essential nutrients are provided. The composition comprises an effective amount of acidic herbicide, such as dicamba, and an effective amount of borate, where the effective amount of the borate reduces the volatility of the acidic herbicide and wherein the pH of the composition is greater than 5.
    Type: Application
    Filed: June 14, 2021
    Publication date: September 30, 2021
    Applicant: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: Jason Keith Norsworthy, Trenton Roberts
  • Metal alloy core-shell nanoparticles and related methods
    Patent number: 11131032
    Abstract: Metallic nanoparticles and related methods of making and using the same are described herein. An aqueous synthesis method is used to create nanoparticle cores comprising alloys of two or more metals at varying metal:metal molar ratios. In some embodiments, the nanoparticle cores described herein form a homogeneous metal alloy. Alternatively, the nanoparticle cores form a heterogeneous metal alloy. The synthesis method can further comprise forming mixed metal oxide shells on the nanoparticle cores.
    Type: Grant
    Filed: May 24, 2018
    Date of Patent: September 28, 2021
    Assignee: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: Lauren Greenlee, Prashant Acharya
  • Combined Integration Of Phase Change Materials Into Conduction-Convection-Latent Heat Optimized Thermal Management Through Novel Geometries Enabled In Additive Manufactured Heat Sinks
    Publication number: 20210293490
    Abstract: A heat removal system comprising a heat sink, a plurality of fractal-fins each having a predetermined geometry; and a plurality of phase change materials each having a predetermined geometry.
    Type: Application
    Filed: June 3, 2021
    Publication date: September 23, 2021
    Applicant: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: David Huitink, Ange Christian Iradukunda
  • Hierarchically nanostructured films and applications thereof
    Patent number: 11127536
    Abstract: In one aspect, nanostructured films are described herein comprising controlled architectures on multiple length scales (e.g. ?3). As described further herein, the ability to control film properties on multiple length scales enables tailoring structures of the films to specific applications including, but not limited to, optoelectronic, catalytic and photoelectrochemical cell applications. In some embodiments, a nanostructured film comprises a porous inorganic scaffold comprising particles of an electrically insulating inorganic oxide. An electrically conductive metal oxide coating is adhered to the porous inorganic scaffold, wherein the conductive metal oxide coating binds adjacent particles of the insulating inorganic oxide.
    Type: Grant
    Filed: March 16, 2020
    Date of Patent: September 21, 2021
    Assignee: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: Robert H Coridan, Mya A Norman, Walker Perez
  • Antireflective coating for glass applications and method of forming same
    Patent number: 11121267
    Abstract: One aspect of the disclosure is directed to a method for forming an antireflective coating on a substrate, which includes providing a polymer solution and a silica solution, depositing the polymer solution on a surface of the substrate to forming a polymer film thereon, depositing the silica solution on the formed polymer film on the substrate to form a silica film thereon, thereby forming a stack structure having the silica film formed on the polymer film that is, in turn, formed on the substrate, and drying the stack structure to form the antireflective coating on the substrate, wherein the antireflective coating comprises silica nanoparticles.
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: September 14, 2021
    Assignee: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: Min Zou, Corey Thompson, Robert A. Fleming
  • Doped carbonaceous materials for photocatalytic removal of pollutants under visible light, making methods and applications of same
    Patent number: 11117117
    Abstract: A method of synthesizing a doped carbonaceous material includes mixing a carbon precursor material with at least one dopant to form a homogeneous/heterogeneous mixture; and subjecting the mixture to pyrolysis in an inert atmosphere to obtain the doped carbonaceous material. A method of purifying water includes providing an amount of the doped carbonaceous material in the water as a photocatalyst; and illuminating the water containing the doped carbonaceous material with visible light such that under visible light illumination, the doped carbonaceous material generates excitons (electron-hole pairs) and has high electron affinity, which react with oxygen and water adsorbed on its surface forming reactive oxygen species (ROS), such as hydroxyl radicals and superoxide radicals, singlet oxygen, hydrogen peroxide, that, in turn, decompose pollutants and micropollutants.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: September 14, 2021
    Assignee: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: Anindya Ghosh, Bijay P. Chhetri
  • Nanocomposites and methods of making same
    Patent number: 11119099
    Abstract: A method of making a nanocomposite includes forming at least one gold nanorod; coating a silver layer on an outer surface of the gold nanorod; assembling a Raman reporter molecule layer on the coated silver layer; coating a pegylated layer on the assembled Raman reporter molecule layer; and conjugating the coated pegylated layer with an active layer, the active layer comprising at least one of a targeting molecule configured to bind to the target of interest and a functional molecule configured to interact with the target of interest.
    Type: Grant
    Filed: September 19, 2017
    Date of Patent: September 14, 2021
    Assignee: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: Alexandru S. Biris, Andrew G. Kumpuris, Zeid Nima
  • Chip Warpage Reduction Via Raised Free Bending & Re-entrant (Auxetic) Trace Geometries
    Publication number: 20210265236
    Abstract: A microelectronic device and method of making the same including a substrate and at least one expansion layer that adds stress to the substrate when said substrate expands.
    Type: Application
    Filed: May 6, 2021
    Publication date: August 26, 2021
    Applicant: BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventors: David Huitink, John Harris
  • On-chip IEC ESD protection using parasitic PNP devices
    Patent number: 11094690
    Abstract: A semiconductor device having a P type substrate, an N type layer on the P type substrate that forms a PN junction therewith and the P type region, N type region and P type substrate form at least one parasitic PNP transistor.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: August 17, 2021
    Assignee: Board Of Trustees Of The University Of Arkansas
    Inventors: Zhong Chen, Farzan Farbiz
  • Blackberry plant named ‘A-2524T’
    Patent number: PP33701
    Abstract: Description and specifications of a new and distinct cultivar of blackberry plant originated from a hand-pollinated cross of ‘Ark. 2271T’ (a non-patented, unreleased genotype) x ‘Ark. 2252T’ (a non-patented, unreleased genotype). This new cultivar of blackberry plant can be distinguished by its long-shaped, large berries, good flavor, high productivity, and very healthy plants.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: November 30, 2021
    Assignee: THE BOARD OF TRUSTEES OF THE UNIVERSITY OF ARKANSAS
    Inventor: John Reuben Clark