Patents Examined by Prabha Chunduru
  • Patent number: 9932577
    Abstract: This disclosure provides for methods and reagents for rapid multiplex RPA reactions and improved methods for detection of multiplex RPA reaction products. In addition, the disclosure provides new methods for eliminating carryover contamination between RPA processes.
    Type: Grant
    Filed: October 29, 2013
    Date of Patent: April 3, 2018
    Assignee: ALERE SAN DIEGO, INC.
    Inventors: Olaf Piepenburg, Colin H. Williams, Niall A. Armes
  • Patent number: 9920380
    Abstract: The invention provides a diverse population of uniquely labeled probes, containing about thirty or more target specific nucleic acid probes each attached to a unique label bound to a nucleic acid. Also provided is a method of producing a population of uniquely labeled nucleic acid probes. Also provided is a method of detecting a nucleic acid analyte. The method consists of (a) contacting a mixture of nucleic acid analytes under conditions sufficient for hybridization with a plurality of target specific nucleic acid probes each having a different specifier; (b) contacting the mixture under conditions sufficient for hybridization with a corresponding plurality of anti-genedigits each having a unique label, the plurality of anti-genedigits having a diversity sufficient to uniquely hybridize to genedigits within the specifiers, and (c) uniquely detecting a hybridized complex between one or more analytes in the mixture, a target specific probe, and an anti-genedigit.
    Type: Grant
    Filed: March 11, 2013
    Date of Patent: March 20, 2018
    Assignee: The Institute for Systems Biology
    Inventors: Krassen M. Dimitrov, Dwayne L. Dunaway
  • Patent number: 9916428
    Abstract: Systems, methods, and devices for detecting infections in a clinical sample are provided. Small-volume clinical samples obtained at a point-of-service (POS) location and may be tested at the POS location for multiple markers for multiple diseases, including upper and lower respiratory diseases. Samples may be tested for cytokines, or for inflammation indicators. Dilution of samples, or levels of detection, may be determined by the condition or past history of a subject. Test results may be obtained within a short amount of time after sample placement in a testing device, or within a short amount of time after being obtained from the subject. A prescription for treatment of a detected disorder may be provided, and may be filled, at the POS location. A bill may be automatically generated for the testing, or for the prescription, may be automatically sent to an insurance provider, and payment may be automatically obtained.
    Type: Grant
    Filed: January 23, 2015
    Date of Patent: March 13, 2018
    Assignee: Theranos IP Company, LLC
    Inventors: Pranav Patel, Scott Tabakman, Kamila Belhocine, Aaron Richardson, Josephine Lee, Clarissa Lui
  • Patent number: 9914957
    Abstract: A droplet detection system comprises a first channel in fluid communication with a carrier fluid reservoir and a second channel in fluid communication with a sample reservoir. The first channel and second channel can meet at an intersection. The sample reservoir can include a sample or partition thereof. During use, an emulsion comprising one or more droplets can be generated at the intersection. The emulsion flows from the intersection along a detection channel to a collection reservoir. A detection assembly that is coupled to at least a portion of the detection channel is configured to detect a signal from the one or more droplets. An energy providing member can be in thermal communication with at least one of the carrier fluid reservoir, the sample reservoir, the intersection, the detection channel and the detection assembly. The energy providing member is configured to transfer energy to the emulsion.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: March 13, 2018
    Assignee: Bio-Rad Laboratories, Inc.
    Inventors: Amy L. Hiddessen, Erin Rae Chia
  • Patent number: 9915650
    Abstract: The present invention relates to an in vitro method for detecting cAMP or cGMP comprising a) contacting a mixture with a complex of a tracer and a dequencher, wherein the tracer is a fluorophore covalently linked to a cAMP quencher, and b) measuring the change in fluorescence. Furthermore, the present invention relates to the use of said method for determining the cAMP or cGMP concentration in the mixture, for determining the activity of a receptor wherein the signal transduction of the receptor comprises cAMP or cGMP and for screening of a ligand for such a receptor.
    Type: Grant
    Filed: December 13, 2007
    Date of Patent: March 13, 2018
    Assignee: HOFFMANN-LA-ROCHE INC.
    Inventors: Thilo Enderle, Hugues Matile, Doris Roth
  • Patent number: 9897594
    Abstract: The present invention provides an assay method for a cell-containing body sample, the method comprising treating the sample under conditions whereby to cause cell lysis, preferably by means of a detergent; and subjecting the thus-generated lysed sample to conditions causing the cleavage of nucleic acid molecules. The invention additionally provides the use of nucleic acid cleavage conditions in enhancing a membrane assay, a device for carrying out such an assay, and a kit for use in the assay.
    Type: Grant
    Filed: October 31, 2006
    Date of Patent: February 20, 2018
    Assignee: AXIS-SHIELD ASA
    Inventors: Jostein Holtlund, Andrew Campbell, Morten Borch
  • Patent number: 9896724
    Abstract: Provided herein are optimized methods for performing multiplexed detection of a plurality of sequence variations. Also provided are methods for performing multiplexed amplification of target nucleic acid.
    Type: Grant
    Filed: May 22, 2015
    Date of Patent: February 20, 2018
    Assignee: Agena Bioscience, Inc.
    Inventors: Martin Beaulieu, Dirk Johannes van den Boom
  • Patent number: 9879317
    Abstract: Disclosed are compositions including primers and probes, which are capable of interacting with the disclosed nucleic acids, such as the nucleic acids encoding the reverse transcriptase, protease, or integrase of HIV as disclosed herein. Thus, provided is an oligonucleotide comprising any one of the nucleotide sequences set for in SEQ ID NOS: 1-89, 96-122, and 124-141. Also provided are the oligonucleotides consisting of the nucleotides as set forth in SEQ ID NOS: 1-89, 96-122, and 124-141. Each of the disclosed oligonucleotides is a probe or a primer. Also provided are mixtures of primers and probes and for use in RT-PCR and primary PCR reactions disclosed herein. Provided are methods for the specific detection of several mutations in HIV simultaneously or sequentially. Mutations in the reverse transcriptase, protease, or integrase of HIV can be detected using the methods described herein.
    Type: Grant
    Filed: February 17, 2012
    Date of Patent: January 30, 2018
    Assignee: THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY, DEPARTMENT OF HEALTH AND HUMAN SERVICES, CENTERS FOR DISEASE CONTROL AND PREVENTION
    Inventors: Jeffrey A. Johnson, Walid M. Heneine, Jonathan T. Lipscomb
  • Patent number: 9862759
    Abstract: The invention relates to a method for generating a DNA sequence coding for the heavy chain or the light chain of at least one antibody from RNA from a cell capable of producing an antibody. More particularly, the invention relates to the generation of a monoclonal antibody library. The invention also relates to the use of an antibody library for screening monoclonal antibodies, preferably human antibodies for treating cancer.
    Type: Grant
    Filed: December 4, 2008
    Date of Patent: January 9, 2018
    Assignee: PIERRE FABRE MEDICAMENT
    Inventors: Peter Lowe, C├ędric Bes, Nicolas Boute
  • Patent number: 9863003
    Abstract: A polynucleotide comprising at least the final six nucleotides of one of the following primer sequences, or a sequence complementary thereto: SEQ. ID NOS. 3 to 16, 18, 20 to 33, 35 or 37 to 39. A method of detecting the presence or absence of a mutation in the PIK3CA gene, wherein the mutation is one of H1047R, H1047L, E542K and E545K, and preferably ARMS primers are combined with Scorpion primers.
    Type: Grant
    Filed: October 24, 2013
    Date of Patent: January 9, 2018
    Assignee: QIAGEN MANCHESTER LIMITED
    Inventors: Ruth Board, Jennifer Haworth, Paul Francis Ravetto, Nicola Jo Thelwell, David Whitcombe
  • Patent number: 9856525
    Abstract: System, including methods, apparatus, and compositions, for performing a digital assay with associated targets. In some embodiments, the assay of associated targets in partitions may lower the limit of detection (LOD) or otherwise increase assay sensitivity, accuracy, and/or specificity. The targets may represent spaced or overlapping regions of the same template and/or each may represent a region from a different complementary strand of the same template. In some embodiments, the associated targets may be provided by a type of biological particle, and the target content of partitions may be used to identify and quantify the type of biological particle in a sample.
    Type: Grant
    Filed: March 17, 2014
    Date of Patent: January 2, 2018
    Assignee: Bio-Rad Laboratories, Inc.
    Inventors: Adam M. McCoy, Niels Klitgord
  • Patent number: 9856522
    Abstract: A method for carrying out nucleic acid amplification, includes providing a reaction chamber (31), accommodating an array (36) of nucleic acid probes (37) at respective locations; for hybridizing to respective target nucleic acids; and introducing a solution (50) into the reaction chamber (31), wherein the solution (50) contains primers, capable of binding to target nucleic acids, nucleotides, nucleic acid extending enzymes and a sample including nucleic acids. The structure of the nucleic acid probes (37) and of the primers is selected so that a hybridization temperature (TH) of the probes (37) is higher than an annealing temperature (TA) of the primers, whereby hybridization and annealing take place in respective separate (non-overlapping) temperature ranges (RH, RA).
    Type: Grant
    Filed: December 15, 2009
    Date of Patent: January 2, 2018
    Assignee: STMicroelectronics S.r.l.
    Inventors: Enrico Alessi, Daniele Ricceri
  • Patent number: 9850530
    Abstract: The present invention relates to an automatic real-time quantitative amplification system which can perform analysis of various biological samples, and more particularly to an automatic real-time quantitative amplification system in which a plurality of decks for respectively accommodating biological samples are put in a deck storing/transferring device, whereby it is possible to automatically analyze an amount or existence of a target substance containing a target nucleic acid in the biologic sample, such as a particular gene, a particular, a particular pathogenic bacterium and a particular protein, by amplifying the target nucleic acid purified by some processes of purification, purification after culture, or purification after reaction of the target substance contained in the biological sample and then checking an amount of the amplified target nucleic acid.
    Type: Grant
    Filed: October 27, 2011
    Date of Patent: December 26, 2017
    Assignee: BIONEER CORPORATION
    Inventors: Han Oh Park, Kwon Sic Kim, Yang Won Lee, Jin Il Lee, Byung Rae Jeong, Jong Hoon Kim
  • Patent number: 9850527
    Abstract: There is provided a method for detecting a target RNA molecule in a sample comprising reverse transcription, amplification of the reverse transcription product, and detection of the amplification product, involving the use of (i) an RT oligonucleotide comprising a stem-loop portion containing one or more nucleotides modified or modifiable to block DNA polymerase extension and a target annealing portion that is complementary to a downstream portion of the target RNA, the target annealing portion located 3? to the stem-loop portion, (ii) a first amplification primer that anneals to a downstream portion of a 3? extended region of the reverse transcription product and (ii) a second amplification primer that anneals to an interface portion of a DNA strand complementary to the reverse transcription product, the interface portion comprising a region that is complementary to a 3? portion of the RT oligonucleotide and a 5? portion of the 3? extended region in the reverse transcription product.
    Type: Grant
    Filed: June 13, 2011
    Date of Patent: December 26, 2017
    Assignee: National University of Singapore
    Inventors: Heng Phon Too, Azlinda B. Anwar
  • Patent number: 9845490
    Abstract: The presently claimed invention provides for novel methods and kits for analyzing a collection of target sequences in a nucleic acid sample. A sample is amplified under conditions that enrich for a subset of fragments that includes a collection of target sequences. The invention further provides for analysis of the above sample by hybridization to an array, which may be specifically designed to interrogate the collection of target sequences for particular characteristics, such as, for example, the presence or absence of one or more polymorphisms.
    Type: Grant
    Filed: December 3, 2013
    Date of Patent: December 19, 2017
    Assignee: Affymetrix, Inc.
    Inventors: Hajime Matsuzaki, Xing Su, Sean Walsh, Giulia Kennedy, Rui Mei
  • Patent number: 9834810
    Abstract: A method and apparatus for minimizing diagnostic errors due to transposition of biological specimens among subjects provides for independent biometric confirmation that a given specimen is from a given donor. In certain embodiments, a biological specimen confirmation kit comprises a portable and openable case housing components of the kit, at least one biological specimen container adapted to receive a biological testing specimen from a donor, and at least one reference sample device adapted to receive a biological reference specimen from the same donor, such that the testing and reference specimens can later be compared for donor match verification by a reference verification entity.
    Type: Grant
    Filed: March 3, 2015
    Date of Patent: December 5, 2017
    Assignee: Strand Diagnostics, LLC
    Inventors: Peter M. Knapp, Jr., Travis A. Morgan, Theodore R. Schenberg
  • Patent number: 9828629
    Abstract: The present invention provides for novel methods and compositions for nucleic acid sequence detection. Unique, identifying cleavage fragments from probes, bound to target nucleic acids, are produced during PCR by the 5?-nuclease activity of the polymerase. The identity of the targets can be determined by identifying the unique cleavage fragments.
    Type: Grant
    Filed: March 10, 2014
    Date of Patent: November 28, 2017
    Assignee: Roche Molecular Systems, Inc.
    Inventor: Amar Gupta
  • Patent number: 9797841
    Abstract: Provided are methods for multiplex polymerase chain reaction (PCR) amplification of short tandem repeat (STR) loci that can be used to rapidly generate a highly specific STR profile from target nucleic acids. The resulting STR profiles are useful for human identification purposes in law enforcement, homeland security, military, intelligence, and paternity testing applications.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: October 24, 2017
    Assignee: ANDE Corporation
    Inventors: James W. Schumm, Richard F. Selden, Eugene Tan
  • Patent number: 9790543
    Abstract: The present invention provides methods and systems for the capture and enrichment of target nucleic acids and analysis of the enriched target nucleic acids. In particular, the present invention provides for the enrichment of targeted sequences in a solution based format.
    Type: Grant
    Filed: September 22, 2011
    Date of Patent: October 17, 2017
    Assignee: Roche Sequencing Solutions, Inc.
    Inventors: Matthew Rodesch, Thomas Albert
  • Patent number: 9783850
    Abstract: The present disclosure relates to methodology for fast and cost-effective identification of the source of DNA samples. DNA samples obtained from unknown or unrecognized tissues or cell types are analyzed according to the methodology described herein, yielding an identification of the tissue and/or cell type source. Identification is based on sequential biochemical procedures including methylation sensitive/dependent restriction and polymerase chain reaction, followed by analysis of the data. All biochemical steps are performed in a single test tube. The disclosure has immediate applications in forensic science for identification of the tissue source of DNA obtained from biological stains. The disclosure also has immediate applications in cancer diagnosis for identification.
    Type: Grant
    Filed: February 17, 2011
    Date of Patent: October 10, 2017
    Assignee: Nucleix
    Inventors: Danny Frumkin, Adam Wasserstrom