Patents Examined by Pranav N Patel
  • Patent number: 10562798
    Abstract: Embodiments of the present disclosure can include a method for isolating a contaminate from water comprising: introducing a plurality of aluminum-doped nanoparticles to water, the water comprising the contaminate; contacting the plurality of aluminum-doped nanoparticles with the contaminate to form contaminate-adsorbed nanoparticles; and isolating the contaminate-adsorbed nanoparticles by applying a magnetic field to the water.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: February 18, 2020
    Assignee: Georgia Tech Research Corporation
    Inventor: Jie Xu
  • Patent number: 10549242
    Abstract: A filtration cell (10) for a biological sample having an outer housing (12) defining a first chamber and an inner housing (14) defining a second chamber is disclosed. The inner housing is disposed within the first chamber and rotatable with respect to the outer housing and at least a portion of the inner housing includes a filtration membrane (52). Upon rotation of the inner housing, a first portion of the biological sample passes from the first chamber into the second chamber and a second portion of the biological sample is restrained in the first chamber. Alternatively, the filtration cell may also include a rotation element disposed in the inner housing. Upon rotation of the rotation element with respect to the inner housing, a first portion of the biological sample to passes from the second chamber into the first chamber and a second portion of the biological sample is restrained in the second chamber.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: February 4, 2020
    Assignee: Becton Dickinson and Company
    Inventors: Qihua Xu, Alexander G. Lastovich
  • Patent number: 10532324
    Abstract: The present disclosure provides instruments, modules and methods for improved detection of edited cells following nucleic acid-guided nuclease genome editing. The disclosure provides improved automated instruments that perform methods—including high throughput methods—for screening cells that have been subjected to editing and identifying cells that have been properly edited.
    Type: Grant
    Filed: August 14, 2019
    Date of Patent: January 14, 2020
    Assignee: Inscripta, Inc.
    Inventors: Don Masquelier, Phillip Belgrader, Andrew Garst, Richard Fox, Matthew Estes, Bruce Chabansky
  • Patent number: 10532319
    Abstract: The present invention provides a draw solute for forward osmosis comprising a carbon dioxide responsive structural unit and a thermally responsive structural unit, wherein the draw solute is capable of reversibly switching between a protonated state and a deprotonated state. The present invention also provides a forward osmosis method utilising the draw solute.
    Type: Grant
    Filed: April 28, 2014
    Date of Patent: January 14, 2020
    Assignee: NANYANG TECHNOLOGICAL UNIVERSITY
    Inventors: Xiao Hu, Yufeng Cai, Rong Wang
  • Patent number: 10532330
    Abstract: Filtration membrane comprising polymeric nanofibers and/or microfibers attaching dendrimer component presenting reactive sites selective for chemicals to be filtered, and related nanofibers and microfibers, composite materials, compositions, methods and system.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: January 14, 2020
    Assignees: CALIFORNIA INSTITUTE OF TECHNOLOGY, KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Mamadou S. Diallo, William A. Goddard, III, Seong-Jik Park, Manki Cho
  • Patent number: 10533152
    Abstract: The present disclosure provides instruments, modules and methods for improved detection of edited cells following nucleic acid-guided nuclease genome editing. The disclosure provides improved automated instruments that perform methods—including high throughput methods—for screening cells that have been subjected to editing and identifying cells that have been properly edited.
    Type: Grant
    Filed: April 30, 2019
    Date of Patent: January 14, 2020
    Assignee: Inscripta, Inc.
    Inventors: Phillip Belgrader, Don Masquelier, Bruce Chabansky, Jorge Bernate, Andrew Garst, Richard Fox
  • Patent number: 10532323
    Abstract: The group of inventions relates to technologies for purifying liquid, primarily water for the domestic and/or drinking water supply in domestic and/or industrial conditions and in allotments and gardens. The characterizing feature of the group of inventions is that the design of a hollow fibre membrane device envisages, and a method for the manufacture thereof enables, the formation of a protective layer consisting of a single polymeric fixing material on the internal surfaces of mono-fibre sections which are incorporated into a binding unit, and the formation of sections which are in the form of a composite in the binding unit, which increases the strength of the hollow fibre membrane device, wherein open channels in the binding unit, formed with the aid of protective elements of an assembly base, make it possible to increase the specific filtering surface.
    Type: Grant
    Filed: May 26, 2015
    Date of Patent: January 14, 2020
    Assignee: Electrophor Inc.
    Inventors: Joseph Lvovich Shmidt, Nikolaj Victorovich Erukov, Stanislav Sergeevich Kuznetsov
  • Patent number: 10525390
    Abstract: Disclosed are a powder sintered porous metal with better comprehensive properties, especially with good corrosion resistance to hydrofluoric acid, and a filter element using same. The powder sintered porous metal of the present invention has a porosity of 25-60%, an average pore diameter of 0.5-50 ?m and a weight loss rate of at most 1% after being immersed into a hydrofluoric acid solution with a mass fraction of 5% at room temperature for 20 days; and the powder sintered metal porous body consists of Cu accounting for 23-40 wt %, Si accounting for 0-5% and the balance of Ni, based on the weight of the powder sintered metal porous body. The powder sintered porous metal of the present invention has good mechanical properties and machinability, and excellent corrosion resistance in acid mediums, especially in hydrofluoric acid mediums.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: January 7, 2020
    Assignee: Intermet Technologies Chengdu Co., Ltd.
    Inventors: Lin Gao, Tao Wang, Bo Li
  • Patent number: 10518223
    Abstract: The present invention relates to chlorine resistant polyelectrolyte multilayer membranes which can be used as reverse osmosis, forward osmosis or nanofiltration membranes for applications such as desalination and water purification and methods of making membranes of this type.
    Type: Grant
    Filed: February 10, 2016
    Date of Patent: December 31, 2019
    Assignees: COMMONWEALTH SCIENTIFIC AND INDUSTRIAL RESEARCH ORGANISATION, THE UNIVERSITY OF MELBOURNE
    Inventors: Anita Hill, Kwun Lun Cho, Francesco Caruso, Sandra Elizabeth Kentish
  • Patent number: 10507273
    Abstract: A method of filling a container, preferably containing at least one concentrate, with the concentrate being formed such that it forms at least one liquid concentrate or a part of a liquid concentrate on its solution in or its mixing with a liquid, preferably water, the liquid concentrate or the part of the liquid concentrate being suitable for preparing at least one dialysis solution, includes filling the container via a balance chamber system of a dialyzer. The balance chamber system has chambers from which the liquid is conveyed into the container in the form of repeating cycles. The pressure of the liquid being conveyed is measured during a cycle of the filling phase of the container, and an alarm signal is emitted and/or the filling of the container is stopped if a measured maximum pressure in a cycle does not reach or does not exceed a limit value.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: December 17, 2019
    Assignee: FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    Inventors: Peter Kloeffel, Olaf Nicholas
  • Patent number: 10507430
    Abstract: A hollow fiber membrane sheet-like object in which a plurality of hollow fiber membranes is aligned in parallel with each other and fixed to each other while both end faces of each of the hollow fiber membranes in a longitudinal direction are open, wherein at least one belt-like binding portion made of an elastic body having an elongation percentage (E) stipulated by JIS K6251 of 100% or more and extending in a direction perpendicular to the longitudinal direction is formed at each of both end portions of the hollow fiber membrane sheet-like object, and the plurality of hollow fiber membranes is fixed to each other.
    Type: Grant
    Filed: April 3, 2015
    Date of Patent: December 17, 2019
    Assignee: Mitsubishi Chemical Corporation
    Inventors: Tetsuya Torichigai, Makoto Ideguchi, Nobuyasu Ueno, Toshinori Tanaka
  • Patent number: 10494277
    Abstract: Various techniques are provided in relation to flocculation and/or dewatering of thick fine tailings, with shear conditioning of flocculated tailings material in accordance with a pre-determined shearing parameter, such as the Camp Number. One example method of treating thick fine tailings including dispersing a flocculant into the thick fine tailings to form a flocculating mixture; shearing the flocculating mixture to increase yield stress and produce a flocculated mixture; shear conditioning the flocculated mixture to decrease the yield stress and break down flocs, the shear conditioning being performed in accordance with the pre-determined shearing parameter to produce conditioned flocculated material within a water release zone where release water separates from the conditioned flocculated material. The conditioned flocculated material can then be subjected to dewatering, for example by depositing, thickening or filtering.
    Type: Grant
    Filed: June 21, 2013
    Date of Patent: December 3, 2019
    Assignee: Suncor Energy Inc.
    Inventors: Marvin Weiss, Ana Sanchez, Trevor Bugg, Adrian Revington
  • Patent number: 10493406
    Abstract: A filter module (1) has a housing (2) formed from a plastic and a filter (3) made from a plastic is arranged in the housing (2). The housing (2) is bonded adhesively to the filter (3) by an adhesive (15) via a first bonding surface (7, 18) made from a first plastic and via a second bonding surface (14, 19, 21) made from a second plastic. The adhesive bonding of the first bonding surface (7, 18) and the second bonding surface (14, 19, 21) is accomplished via an intermediate piece (10, 20) with the bonding surfaces (14, 18, 21) made from a plastic that is identical to or different from the first plastic. At least one of the bonding surfaces (7, 18, 19, 14, 21) has been activated by plasma or corona pre-treatment prior to the adhesive bonding.
    Type: Grant
    Filed: November 20, 2014
    Date of Patent: December 3, 2019
    Assignee: Sartorius Stedim Biotech GmbH
    Inventors: Ralf Lausch, Paschalis Nikoloudis, Wilhelm Requate, Johannes Wortmeyer
  • Patent number: 10493409
    Abstract: A biological fluid separation device adapted to receive a biological fluid sample having a first portion and a second portion is disclosed. The device includes a housing having a first chamber having a first chamber inlet for receiving the biological fluid sample therein and a first chamber outlet. The housing has a second chamber having a second chamber inlet and a second chamber outlet, and a separation member separating at least a portion of the first chamber outlet and the second chamber. The separation member is adapted to restrain the first portion of the biological fluid sample within the first chamber and to allow at least a portion of the second portion of the biological fluid sample to pass into the second chamber. An actuator, such as a vacuum source, draws the biological fluid sample into the first chamber and the second portion into the second chamber.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: December 3, 2019
    Assignee: Becton, Dickinson and Company
    Inventors: Qihua Xu, Kristin Weidemaier, Christopher Basciano, Sivaramakrishnan Balasubramanian, Patrick Downie
  • Patent number: 10486110
    Abstract: A silica membrane filter 10 includes a porous substrate 13 and a silica membrane 18 formed on the porous substrate 13, the silica membrane 18 having an aryl group. The silica membrane 18 has an atomic ratio Si/C, as determined by elemental analysis using energy-dispersive X-ray spectrometry (EDX), in the range of 0.2 to 15. The silica membrane 18 preferably has a thickness in the range of 30 nm to 300 nm and an X/Y, a ratio of an absorption intensity X of a Si—O—Si bond to an absorption intensity Y based on the aryl group in a Fourier transform infrared absorption spectrum (FT-IR), in the range of 5.0 to 200.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: November 26, 2019
    Assignee: NGK Insulators, Ltd.
    Inventors: Aya Miura, Masahiro Furukawa
  • Patent number: 10478543
    Abstract: A microfluidic device for increasing convective clearance of particles from a fluid is provided. A network of first channels can be separated from a network of second channels by a first membrane. The network of first channels can also be separated from a network of third channels by a second membrane. Fluid containing an analyte can be introduced in the network of first channels. Infusate can be introduced into the network of second channels, and waste-collecting fluid can be introduced into the network of third channels. A pressure gradient can be applied in a direction perpendicular to the direction of fluid flow in the network of first channels, such that the analyte is transported from the network of first channels into the network of third channels through the second membrane.
    Type: Grant
    Filed: January 11, 2013
    Date of Patent: November 19, 2019
    Assignee: The Charles Stark Draper Laboratory, Inc.
    Inventors: Christopher DiBiasio, Daniel I. Harjes, Joseph L. Charest, Jeffrey T. Borenstein
  • Patent number: 10479706
    Abstract: An apparatus, system and method to purify water is disclosed. In addition, the apparatus, system and method can effectively discharge the brine effluent. The apparatus can comprise an offshore structure, wherein the offshore structure comprises a water intake device connected to a pre-desalination filters connected to a plurality of reverse osmosis filters in communication with a purified water line and effluent discharge device. A plurality of filters for filtering the water from the intake, filter the water to remove solid contaminates before running the filtered water through the reverse osmosis system to the discharge device and purified water lines. Herein also disclosed is a wastewater discharge system. In an embodiment, the system comprises a control panel that controls, the offshore structure plurality of filters, plurality of reverse osmosis filters, purified water line and effluent discharge device, to achieve favorable water purification.
    Type: Grant
    Filed: June 5, 2017
    Date of Patent: November 19, 2019
    Assignee: Katz Water Tech, LLC
    Inventor: Gary P. Katz
  • Patent number: 10471392
    Abstract: A membrane filtration system and a membrane bio reactor including the same are described. In an example, the membrane filtration system includes: a treatment tank; a membrane support frame disposed in the treatment tank and mounted with a separation membrane; a separation membrane module mounted on the membrane support frame; a vane member disposed at a lower end of the membrane support frame and provided to lift sludge accumulated at a lower part of the treatment tank; and a reciprocating portion connected to the membrane support frame and reciprocating the membrane support frame, in which the separation membrane module includes an upper frame and a lower frame and a hollow fiber membrane installed between the upper frame and the lower frame.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: November 12, 2019
    Assignee: Doosan Heavy Industries Construction Co., Ltd
    Inventor: Woo Nyoung Lee
  • Patent number: 10463994
    Abstract: A diffusiophoretic water filtration device includes a diffusiophoretic flow chamber having an inlet and an outlet, the flow chamber for receiving the colloidal suspension at the inlet from the inlet manifold, and passing the colloidal suspension between the inlet and at least one outlet in a flow direction; the flow chamber having a removable and reassemblable cover defining a boundary of the diffusiophoretic flow chamber.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: November 5, 2019
    Assignee: Split Rock Filter Systems LLC
    Inventor: William Christian Gehris
  • Patent number: 10456515
    Abstract: A wearable ultrafiltration apparatus is provided. The apparatus can include a first ultrafilter for filtering a patient's blood along a first fluid path and a second ultrafilter for filtering the patient's blood along a second fluid path. The apparatus can also include a valve being positionable in a first position for directing the patient's blood along the first fluid path. The valve can also be positioned in a second position for directing the patient's blood along the second fluid path. When the valve is in the first position, blood can flow along the first fluid path and prevent blood from flowing along the second fluid path. When the valve is in the second position, blood can flow along the second fluid path and prevent blood from flowing along the first fluid path. When the valve is in the first position, the second ultrafilter can be idle and capable of being serviced or replaced and when the valve is in the second position, the first ultrafilter can be idle and capable of being serviced or replaced.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: October 29, 2019
    Assignee: The Trustees of Columbia University in the City of New York
    Inventors: Robert J. von Gutfeld, Arthur Autz, Edward F. Leonard, Stanley Cortell