Patents by Inventor Jackie Y. Ying

Jackie Y. Ying 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: 20190008830
    Abstract: The present invention relates to micellar nanocomplexes and a method of forming the same. The micellar nanocomplex comprises a micelle and an agent encapsulated within said micelle, where the micelle comprises a polymer-flavonoid conjugate, wherein said polymer is bonded to the B ring of said flavonoid. The micellar nanocomplex may have useful applications as a drug-delivery system.
    Type: Application
    Filed: July 18, 2018
    Publication date: January 10, 2019
    Inventors: Motoichi Kurisawa, Yongvongsoontorn Nunnarpas, Jackie Y. YING, Joo Eun CHUNG, Ki Hyun BAE, Min-Han TAN, Esther LEE
  • Publication number: 20180355310
    Abstract: A cell culture substrate comprising a substrate having a coating of a plurality of amine functionalized nanoparticles is disclosed. In one embodiment, the amine functionalized nanoparticle is a polymer of an acrylamide monomer, a cross-linker and an amine monomer. There is also provided a method of making the cell culture substrate either by drying the amine functionalized nanoparticles when spread onto the said substrate or by covalent linkages of the substrate with thiol terminated nanoparticles. In addition, there is provided a method of culturing stem cells on the cell culture substrate having a coating of a plurality of the amine functionalized nanoparticles thereon.
    Type: Application
    Filed: November 30, 2016
    Publication date: December 13, 2018
    Inventors: Jackie Y. YING, Nandanan ERATHODIYIL, Karthikeyan NARAYANAN, Andrew C.A. WAN
  • Publication number: 20180346626
    Abstract: A polymeric composition comprising (i) a plurality of monomers selected from (a) a carboxylic acryloyi monomer; (b) a sulfonic acryloyi monomer; (c) an amine acryloyi monomer; (d) a hydroxyl acryloyi monomer; (e) an alkyl acryloyi monomer; and (f) a polyalkylene hydroxyl acryloyi monomer; (ii) a divalent metallic crosslinking agent; and (c) a stabilizing agent is disclosed herein. Also provided are the use of said polymeric composition as a hydrogel coating material, a method of synthesizing the polymeric composition and the use of the hydrogel material.
    Type: Application
    Filed: November 22, 2016
    Publication date: December 6, 2018
    Inventors: Jackie Y. YING, Nandanan ERATHODIYIL, Hong WU, Hsi-Min CHAN
  • Patent number: 10111787
    Abstract: Various embodiments provide an apparatus for a diaper. The apparatus has two electrodes and an electronic device. The electronic device is coupled to the two electrodes. The two electrodes are operable to generate a potential difference when they are electrically connected together by ionized liquid. The electronic device is operable to generate an alarm signal when the potential difference is generated. Various other embodiments relate to a corresponding system, diaper and method of manufacturing an electrode.
    Type: Grant
    Filed: August 26, 2013
    Date of Patent: October 30, 2018
    Assignee: Agency for Science, Technology and Research
    Inventors: Jackie Y. Ying, Guolin Xu, Rensheng Deng, Xiaojun Chen
  • Publication number: 20180252646
    Abstract: There is provided an optical structure including an opening configured to receive a chip, the chip comprising a plurality of wells configured for receiving therein a fluid sample to be analysed, and an optical mask comprising a plurality of apertures. The optical mask is positioned adjacent to the opening such that the optical mask faces the chip when the chip is received in the opening. Furthermore, the plurality of apertures is configured to extend through the optical mask for receiving and guiding light from the plurality of wells, respectively. There is also provided an optical light detection system including the optical structure, a method of manufacturing the optical structure, and a method of assembling the optical fluorescence detection system.
    Type: Application
    Filed: August 18, 2016
    Publication date: September 6, 2018
    Inventors: Jackie Y YING, Tseng M HSIEH
  • Patent number: 10052307
    Abstract: The present invention relates to micellar nanocomplexes and a method of forming the same. The micellar nanocomplex comprises a micelle and an agent encapsulated within said micelle, where the micelle comprises a polymer-flavonoid conjugate, wherein said polymer is bonded to the B ring of said flavonoid. The micellar nanocomplex may have useful applications as a drug-delivery system.
    Type: Grant
    Filed: May 8, 2015
    Date of Patent: August 21, 2018
    Assignee: Agency for Science, Technology and Research
    Inventors: Motoichi Kurisawa, Yongvongsoontorn Nunnarpas, Jackie Y Ying, Joo Eun Chung, Ki Hyun Bae, Min-han Tan, Esther Lee
  • Patent number: 10041121
    Abstract: A method and kit for detecting a genetic variant associated with a disease or disorder, including incompatibility with a pharmaceutical. The method and kit using a first nano-particle coupled to at least one morpholino nucleic acid probe comprising a target complimentary region base sequence that is a perfect match to a genetic variant sequence.
    Type: Grant
    Filed: September 17, 2014
    Date of Patent: August 7, 2018
    Assignee: Agency for Science, Technology and Research
    Inventors: Yanbing Zu, Jackie Y. Ying
  • Publication number: 20180216181
    Abstract: The present invention relates to a microarray device for detecting a target molecule such as miRNA in a sample. The device comprises a carrier substrate such as glass, an anti-fouling polymer layer which is functionalised with N-Hydroxysuccinimide (NHS) or carboxyl-groups and a capture probe. In an embodiment, the capture probe is an oligonucleotide with a stem-loop structure. The invention further defines a method for fabricating the device, a kit for detecting the target nucleic acid molecule comprising the device and a detection probe.
    Type: Application
    Filed: February 24, 2016
    Publication date: August 2, 2018
    Inventors: Jackie Y. Ying, Somenath Roy, Jun Hui Soh
  • Patent number: 9932454
    Abstract: The present disclosure relates to a polymer material comprising mesopores extending between melamine-formaldehyde co-polymer nano-particles and wherein micropores extend within the co-polymer nano-particles, methods of producing the same and uses thereof.
    Type: Grant
    Filed: December 18, 2016
    Date of Patent: April 3, 2018
    Assignee: Agency for Science, Technology and Research
    Inventors: Yugen Zhang, Jackie Y. Ying, Mei Xuan Tan
  • Publication number: 20180008982
    Abstract: A column-based device and method for retrieving cells of interest were enclosed. The said device comprises a column comprising (i) an inner wall defining an inner chamber with inlet and outlet openings, (ii) a perforated plug disposed adjacent to the outlet opening, (iii) a sleeve insert with a channel and disposed within the chamber and adjacent to the perforated plug, and (iv) a filtering means housed within sleeve insert sandwiched between two sealing means. In particular, Tumor-derived endothelial cell clusters (TECCs) as characterized multiple nuclei, expression of endothelial markers (PECAM1, VWF and CDH5), and non-expression of leukocyte, megakaryocyte and platelets markers, may be retrieved using the disclosed device. Also encompassed are methods, reagents and kits for the diagnosis and prognosis of cancers by detecting for the presence of TECCs isolated from blood samples using the claimed device.
    Type: Application
    Filed: January 21, 2016
    Publication date: January 11, 2018
    Inventors: Jackie Y. Ying, Min-Han Tan, Yoke San Daniel Lee, Igor Cima, Yeon Joon Park, Wai Min Phyo
  • Patent number: 9802902
    Abstract: There is provided compound for use in therapy, the compound comprising repeating units of hydrophilic heterocyclic amine monomers that are coupled by hydrophobic linkers selected to confer a therapeutic effect. There is also provided the use of the above compound in the manufacture of a medicament for the treatment of a fungal infection and a method of treating a fungal infection using the above compound.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: October 31, 2017
    Assignee: Agency for Science, Technology and Research
    Inventors: Yugen Zhang, Jackie Y. Ying, Lihong Liu, Hong Wu
  • Publication number: 20170285021
    Abstract: This invention relates to a test strip for paper based assay, the test strip comprising a substrate addition zone for receiving a substrate and a test zone, the test zone comprising a capture agent, wherein the substrate addition zone is located upstream of the test zone. The invention 5 also relates to a paper-based enzyme assay comprising a test strip of the invention and methods of detecting the presence of an analyte in a sample using a test strip of the invention.
    Type: Application
    Filed: August 31, 2015
    Publication date: October 5, 2017
    Inventors: Jackie Y. YING, Yong Yeow LEE, Jianhao BAI
  • Publication number: 20170285022
    Abstract: There is provided a test strip assembly for detecting the possible presence of at least one analyte in a sample, a device for detecting the possible presence of at least one analyte in a sample comprising the test strip assembly and methods of detecting the possible presence of at least one analyte in a sample using the device.
    Type: Application
    Filed: August 28, 2015
    Publication date: October 5, 2017
    Inventors: Jackie Y. YING, Yi ZHANG, Jianhao BAI
  • Publication number: 20170258926
    Abstract: The present invention relates to micellar nanocomplexes and a method of forming the same. The micellar nanocomplex comprises a micelle and an agent encapsulated within said micelle, where the micelle comprises a polymer-flavonoid conjugate, wherein said polymer is bonded to the B ring of said flavonoid. The micellar nanocomplex may have useful applications as a drug-delivery system.
    Type: Application
    Filed: May 8, 2015
    Publication date: September 14, 2017
    Inventors: Motoichi KURISAWA, Yongvongsoontorn NUNNARPAS, Jackie Y. YING, Joo Eun CHUNG, Ki Hyun BAE, Min-han TAN, Esther LEE
  • Publication number: 20170258757
    Abstract: There is provided a conjugate of a delivery agent containing a chemical moiety and at least one flavonoid. The flavonoid exists in a monomeric form or dimeric form before conjugation and remains in the monomeric form or dimeric form after conjugation. Preferably, the conjugate comprises two flavonoids. The delivery agent is conjugated at the C6 and/or the C8 position of the A ring of the flavonoid. An anti-cancer agent delivery vehicle comprising an anti-cancer agent and the conjugate is also provided.
    Type: Application
    Filed: May 18, 2017
    Publication date: September 14, 2017
    Inventors: Motoichi Kurisawa, Kun Liang, Susi Tan, Joo Eun Chung, Jackie Y. Ying
  • Patent number: 9707563
    Abstract: According to various embodiments, a reagent fluid dispensing device may be provided. The reagent fluid dispensing device may include a chamber for receiving a reagent fluid, the chamber having a first opening and a second opening; a first fluid conduit connected to the first opening of the chamber; a reservoir connected to the first fluid conduit, the reservoir having a first opening, wherein the first opening of the reservoir is connected to the first fluid conduit to form a passive valve, wherein the reservoir is dimensionalized for storing a predetermined volume of the reagent fluid; and a pneumatic conduit connected to the second opening of the chamber, wherein selective application of pneumatic pressure to the chamber through the pneumatic conduit transfers the reagent fluid from the reservoir to the chamber through the first fluid conduit. According to various embodiments, a microfluidic device including the reagent fluid dispensing device, and a method of dispensing a reagent fluid may be provided.
    Type: Grant
    Filed: May 4, 2011
    Date of Patent: July 18, 2017
    Assignee: Agency for Science, Technology and Research
    Inventors: Mo-Huang Li, Jackie Y. Ying, Guolin Xu, Yoke San Daniel Lee, Emril Mohamed Ali, Tseng-Ming Hsieh
  • Patent number: 9698427
    Abstract: A particle exhibiting catalytic activity comprising (a) an inner core formed of an alloy material; and (b) an outer shell formed of a metal material surrounding the inner core, wherein the alloy material is selected such that the inner core exerts a compressive strain on the outer shell.
    Type: Grant
    Filed: April 26, 2013
    Date of Patent: July 4, 2017
    Assignee: Agency for Science, Technology and Research
    Inventors: Jackie Y. Ying, Jinhua Yang, Xiaojun Chen
  • Patent number: 9687464
    Abstract: There is provided a conjugate of a delivery agent containing a chemical moiety and at least one flavonoid. The flavonoid exists in a monomeric form or dimeric form before conjugation and remains in the monomeric form or dimeric form after conjugation. Preferably, the conjugate comprises two flavonoids. The delivery agent is conjugated at the C6 and/or the C8 position of the A ring of the flavonoid. An anti-cancer agent delivery vehicle comprising an anti-cancer agent and the conjugate is also provided.
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: June 27, 2017
    Assignee: Agency for Science, Technology and Research
    Inventors: Motoichi Kurisawa, Kun Liang, Susi Tan, Joo Eun Chung, Jackie Y. Ying
  • Publication number: 20170158837
    Abstract: The present disclosure relates to a polymer material comprising mesopores extending between melamine-formaldehyde co-polymer nano-particles and wherein micropores extend within the co-polymer nano-particles, methods of producing the same and uses thereof.
    Type: Application
    Filed: December 18, 2016
    Publication date: June 8, 2017
    Inventors: Yugen Zhang, Jackie Y. Ying, Mei Xuan Tan
  • Patent number: 9663874
    Abstract: There is provided a device, and related method and uses, for drawing a polymer fiber, the device comprising: a. at least two polymer compartments, wherein each polymer compartment is capable of retaining a polymer solution, and wherein adjacent compartments comprise different polymer solutions; and b. a slider comprising at least one prong, wherein the prong is capable of contacting the different polymer solutions, and wherein the slider is arranged in a retractable manner from the at least two polymer compartments. There is further provided a system and a related method for manufacturing a polymer fiber.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: May 30, 2017
    Assignee: Agency for Science, Technology and Research
    Inventors: Andrew Chwee Aun Wan, Meng Fatt Leong, Tze Chiun Lim, Jackie Y. Ying, Jerry Kah Chin Toh