Patents by Inventor Richard Ting

Richard Ting 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: 20230149569
    Abstract: The disclosure provides multifunctional compounds for use in medical imaging and therapy, the compounds comprising two or more of (i) a chelating ligand moiety (CL); (ii) an optical probe moiety (OP); and (iii) a biological targeting moiety (BT). The disclosure further provides related compositions and methods.
    Type: Application
    Filed: September 23, 2022
    Publication date: May 18, 2023
    Inventors: Amy Wu, Richard Ting
  • Publication number: 20230095707
    Abstract: The present disclosure provides compositions and methods for the detection, and treatment of cancer. Specifically, the compositions of the present technology include multimodal fluorine-cyanine-DOTA-hapten compositions that may be complexed with a radioisotope (e.g., 175Lu). Also disclosed herein are methods of using the fluorine-cyanine-DOTA-hapten compositions of the present technology in diagnostic imaging as well as pretargeted radioimmunotherapy.
    Type: Application
    Filed: December 30, 2020
    Publication date: March 30, 2023
    Inventors: Nai-Kong V. CHEUNG, Steven M. LARSON, Sarah CHEAL, Richard TING, Hari Krishna KOMMIDI, Feifei AN, Brian SANTICH
  • Publication number: 20210188880
    Abstract: A compound according to Formula (I) or a pharmaceutically acceptable salt and/or solvate thereof, wherein X1 and X2 are each independently 18F or 19F; R1 and R2 are each independently alkyl, amine, perfluoroalkyl, alkenyl, alkynyl, aryl, or aralkenyl; and R3 is H, halo, alkyl, alkyl ester, alkenyl, alkynyl, aryl, or aralkenyl; or wherein: R1 and R3 or R2 and R3 join to form a 6-membered cycloalkyl or heterocyclyl; or R1 and R3, R2 and R3, or R1, R2, and R3 join to form a substituted or unsubstituted polycyclic ring, wherein the polycyclic ring comprises fused cycloalkyl, heterocycloalkyl, aryl, or heteroaryl rings.
    Type: Application
    Filed: May 23, 2019
    Publication date: June 24, 2021
    Inventors: Richard Ting, Omer Aras, Feifei An, Nandi Chen
  • Publication number: 20200330626
    Abstract: A method for internal imaging of biological tissue in a subject by positron emission tomography (PET) or single photon emission computer tomography (SPECT), the method comprising: (i) administering to a subject an imaging agent that includes, at minimum, at least one fluorine-18 radionuclide bound directly or indirectly to a fluorophore, and (ii) imaging internal biological tissue of the subject by PET or SPECT. In further embodiments, the method includes (i) administering to a subject an imaging agent that includes at least one fluorine-18 radionuclide bound directly or indirectly to a fluorophore, and at least one biological entity (e.g., blood cell, peptide, nucleotide, aptamer, targeting agent, antibody, or antibody fragment) bound directly or indirectly to the fluorophore; and (ii) imaging internal biological tissue of the subject by PET or SPECT. In some embodiments, the method further includes simultaneously imaging the internal biological tissue by fluorescence imaging.
    Type: Application
    Filed: October 16, 2019
    Publication date: October 22, 2020
    Inventors: Richard Ting, Omer Aras, Ye Wang
  • Patent number: 10501502
    Abstract: The invention provides evolved red-shifted smURFPs. In some embodiments, the smURFPs are characterized by a) increased Fluorescence of smURFP as compared to infrared FPs IFP1.4 and iRFP713; b) expressing efficiently with minimal toxicity; c) does not require a lyase to covalently attach its chromophore, wherein the chromophore is biliverdin; d) exhibit a wavelengths longer than attainable with jellyfish- or coral-derived FPs using smURFP and IFP2.0; e) allows for functional fusion to hCdt1(30/120) as compared to jellyfish- or coral-derived FPs mAG, eGFP, and mRFP1 which are nonfunctional; and f) allows for deep tissue imaging.
    Type: Grant
    Filed: November 22, 2017
    Date of Patent: December 10, 2019
    Assignee: The Regents of the University of California
    Inventors: Erik Rodriguez, John Lin, Roger Tsien, Richard Ting, Geraldine Tran
  • Publication number: 20180201655
    Abstract: The invention provides evolved red-shifted smURFPs. In some embodiments, the smURFPs are characterized by a) increased Fluorescence of smURFP as compared to infrared FPs IFP1.4 and iRFP713; b) expressing efficiently with minimal toxicity; c) does not require a lyase to covalently attach its chromophore, wherein the chromophore is biliverdin; d) exhibit a wavelengths longer than attainable with jellyfish- or coral-derived FPs using smURFP and IFP2.0; e) allows for functional fusion to hCdt1(30/120) as compared to jellyfish- or coral-derived FPs mAG, eGFP, and mRFP1 which are nonfunctional; and f) allows for deep tissue imaging.
    Type: Application
    Filed: November 22, 2017
    Publication date: July 19, 2018
    Inventors: Erik Rodriguez, John Lin, Roger Tsien, Richard Ting, Geraldine Tran
  • Patent number: 8574546
    Abstract: Substituted aryl-boron compounds comprising at least one 18F atom, as illustrated by the formula (I), where at least one of Y1 or Y2 is 18F and A1 is a substituted aromatic ring, with G1-5 being, independently, C or N, and where the substitutents of the aromatic ring or polycyclic moiety (other than boron) comprise at least one electron-withdrawing group (EWG), providing that sigma total (?total) for all substituents on the aromatic ring or polycyclic moiety except B is about 0.06 or more when said at least one EWG is positioned ortho to B, or about 0.2 or more when no EWG is positioned ortho to B. The compounds include neutral (N=1) and ionic borate (N=2) embodiments. The compounds are useful as positron emission tomography (PET) imaging agents.
    Type: Grant
    Filed: July 24, 2008
    Date of Patent: November 5, 2013
    Assignee: The University of British Columbia
    Inventors: David Perrin, Richard Ting, Christopher Overall
  • Patent number: 8114381
    Abstract: Positron emitting compounds and methods of their production are provided. The compounds have the formula: (F)m G (R)n wherein each R is a group comprising at least one carbon, nitrogen, phosphorus or sulfur atom and G is joined to R through said carbon, nitrogen, phosphorus or sulfur atom; G is silicon or boron; m is 2 to 5 and n is 1 to 3 with m+n=3 to 6 when G is silicon; m is 1 to 3 and n is 1 to 3 with m+n=3 to 4 when G is boron; and wherein the compound further comprises one or more counterions when the above formula is charged; and wherein at least one F is 18F.
    Type: Grant
    Filed: February 14, 2005
    Date of Patent: February 14, 2012
    Assignee: The University of British Columbia
    Inventors: David M. Perrin, Richard Ting
  • Publication number: 20100254903
    Abstract: Substituted aryl-boron compounds comprising at least one 18F atom, as illustrated by the formula (I), where at least one of Y1 or Y2 is 18F and A1 is a substituted aromatic ring, with G1-5 being, independently, C or N, and where the substitutents of the aromatic ring or polycyclic moiety (other than boron) comprise at least one electron-withdrawing group (EWG), providing that sigma total (?total) for all substituents on the aromatic ring or polycyclic moiety except B is about 0.06 or more when said at least one EWG is positioned ortho to B, or about 0.2 or more when no EWG is positioned ortho to B. The compounds include neutral (N=1) and ionic borate (N=2) embodiments. The compounds are useful as positron emission tomography (PET) imaging agents.
    Type: Application
    Filed: July 24, 2008
    Publication date: October 7, 2010
    Inventors: David Perrin, Richard Ting, Christopher Overall
  • Publication number: 20100166857
    Abstract: The invention provides solid dispersions of at least one insoluble active pharmaceutical ingredient, pharmaceutical dosage forms comprising the solid dispersions, and methods of manufacturing same. In an embodiment, a solid dispersion of the present invention includes a plurality of coated particles comprising inert particles with a coating, wherein the coating comprises an insoluble active pharmaceutical ingredient dispersed in a hydrophilic polymer, and wherein the inert particles comprise nonpareils; and a plurality of granules comprising an insoluble active pharmaceutical ingredient with at least one pharmaceutically acceptable excipient. In an embodiment, the insoluble active pharmaceutical ingredient in the coating and the insoluble active pharmaceutical ingredient of the granules are the same type. A solid dispersion of the present invention may optionally be encapsulated in capsules or compressed into a tablet.
    Type: Application
    Filed: December 30, 2009
    Publication date: July 1, 2010
    Inventors: Dong Yan, Lee Foong Siew, Richard Ting, Tzu-Yuan Chen, Mahendra Sudhakar Pawar
  • Publication number: 20100040680
    Abstract: A multiparticulate oral pharmaceutical composition that contains a plurality of delayed release coated selective serotonin and norepinephrine reuptake inhibitor particles.
    Type: Application
    Filed: August 15, 2008
    Publication date: February 18, 2010
    Inventors: Felix Lai, Richard Ting, Christopher A. Simpson, Victoria Kellogg, Sibel Ucpinar
  • Publication number: 20100003322
    Abstract: An enteric coated hydrophobic matrix tablet for soluble, freely soluble and very soluble drugs.
    Type: Application
    Filed: July 3, 2008
    Publication date: January 7, 2010
    Inventors: FELIX S. LAI, Richard Ting, Christopher A. Simpson, Bernard Lee, Sibel Ucpinar
  • Publication number: 20090214665
    Abstract: An oral controlled release pharmaceutical composition for muscarinic receptor antagonist, preferably tolterodine, that employs a drug core, a rapidly disintegrating or rapidly dissolving coating applied to the drug core and a controlled release coating.
    Type: Application
    Filed: February 26, 2008
    Publication date: August 27, 2009
    Inventors: Felix S. Lai, Richard Ting, Lee Foong Siew, King Yu-Kuang Chuang, Sibel Ucpinar
  • Publication number: 20080038191
    Abstract: Positron emitting compounds and methods of their production are provided. The compounds have the formula: (F)m G (R)n wherein each R is a group comprising at least one carbon, nitrogen, phosphorus or sulfur atom and G is joined to R through said carbon, nitrogen, phosphorus or sulfur atom; G is silicon or boron; m is 2 to 5 and n is 1 to 3 with m+n=3 to 6 when G is silicon; m is 1 to 3 and n is 1 to 3 with m+n=3 to 4 when G is boron; and wherein the compound further comprises one or more counterions when the above formula is charged; and wherein at least one F is 18 F.
    Type: Application
    Filed: February 14, 2005
    Publication date: February 14, 2008
    Inventors: David M. Perrin, Richard Ting
  • Patent number: 6730321
    Abstract: A press-coated tablet suitable for oral administration, comprising an immediate-release compartment comprising a compressed blend of an active agent. The immediate-release compartment has a dissolution profile in which 10-75% of the active agent is dissolved within one hour and not less than 90% of the active agent is dissolved within 6 hours. The tablet further comprises an extended-release compartment with a dissolution profile in which 5-40% of the active agent is dissolved within one hour, 20-75% within three hours, 40-95% of the active agent within 6 hours, and not less than 60% of the active agent is dissolved within 8 hours. Additionally, the press-coated extended-release compartment substantially envelops the immediate-release compartment, and comprises a compressed blend of the active agent, a hydrophilic polymer and hydrophobic material. The tablet exhibits a first order release of the active agent interrupted by a pulsed delivery of the active agent.
    Type: Grant
    Filed: April 16, 2002
    Date of Patent: May 4, 2004
    Assignee: Impax Pharmaceuticals, Inc.
    Inventors: Richard Ting, Charles Hsiao
  • Publication number: 20030228360
    Abstract: The present invention relates to dosage forms of a combination of carbidopa and levodopa comprising both immediate release and controlled release components for the treatment of ailments associated with depleted amounts of dopamine in a patient's brain tissue.
    Type: Application
    Filed: September 12, 2002
    Publication date: December 11, 2003
    Inventors: Chien-Hsuan Han, Larry Hsu, Richard Ting, Charles Hsiao
  • Publication number: 20030224045
    Abstract: Dosage forms containing both immediate release and sustained release components for the treatment of ailments associated with depleted amounts of dopamine in brain tissue of a patient. The dosage forms contain a combination of carbidopa and levodopa.
    Type: Application
    Filed: May 29, 2002
    Publication date: December 4, 2003
    Inventors: Chien-Hsuan Han, Larry Hsu, Richard Ting, Charles Hsiao
  • Publication number: 20030203028
    Abstract: A multiplex drug delivery system suitable for oral administration containing at least two distinct drug dosage packages, which exhibit equivalent dissolution profiles for an active agent when compare to one another and when compared to that of the entire multiplex drug delivery unit, and substantially enveloped by a scored film coating that allows the separation of the multiplex drug delivery system into individual drug dosage packages can provide a convenient and cost effective drug delivery unit, particularly for patients with a regimen of prescribed dosages that varies during their treatment period.
    Type: Application
    Filed: May 12, 2003
    Publication date: October 30, 2003
    Applicant: IMPAX Pharmaceuticals, Inc.
    Inventors: Richard Ting, Charles Hsiao
  • Patent number: 6602521
    Abstract: A multiplex drug delivery system suitable for oral administration containing at least two distinct drug dosage packages, which exhibit equivalent dissolution profiles for an active agent when compare to one another and when compared to that of the entire multiplex drug delivery unit, and substantially enveloped by a scored film coating that allows the separation of the multiplex drug delivery system into individual drug dosage packages can provide a convenient and cost effective drug delivery unit, particularly for patients with a regimen of prescribed dosages that varies during their treatment period.
    Type: Grant
    Filed: September 29, 1998
    Date of Patent: August 5, 2003
    Assignee: Impax Pharmaceuticals, Inc.
    Inventors: Richard Ting, Charles Hsiao
  • Publication number: 20020164371
    Abstract: A press-coated tablet suitable for oral administration, comprising an immediate-release compartment comprising a compressed blend of an active agent. The immediate-release compartment has a dissolution profile in which 10-75% of the active agent is dissolved within one hour and not less than 90% of the active agent is dissolved within 6 hours. The tablet further comprises an extended-release compartment with a dissolution profile in which 5-40% of the active agent is dissolved within one hour, 20-75% within three hours, 40-95% of the active agent within 6 hours, and not less than 60% of the active agent is dissolved within 8 hours. Additionally, the press-coated extended-release compartment substantially envelops the immediate-release compartment, and comprises a compressed blend of the active agent, a hydrophilic polymer and hydrophobic material. The tablet exhibits a first order release of the active agent interrupted by a pulsed delivery of the active agent.
    Type: Application
    Filed: April 16, 2002
    Publication date: November 7, 2002
    Applicant: Impax Pharmaceuticals Inc.
    Inventors: Richard Ting, Charles Hsiao