Patents Assigned to Seegene, Inc.
  • Publication number: 20240142376
    Abstract: A light detection module according to the present disclosure includes an optical fiber mounting unit having a plurality of optical fibers disposed on one side thereof; a filter wheel spaced apart from the other side of the optical fiber mounting unit, the filter wheel having a plurality of filters; a drive unit for rotating the filter wheel; a light source unit for generating excitation light passing through the filter wheel; and a detection unit for detecting emission light passing through the filter wheel, wherein the plurality of filters includes a plurality of excitation light filters for filtering the excitation light and a plurality of emission light filters for filtering the emission light.
    Type: Application
    Filed: October 28, 2022
    Publication date: May 2, 2024
    Applicant: Seegene, Inc.
    Inventors: Benjamin VESPONE, Alexander BANDAZIAN, Haskell KENT, Kevin SWEENEY
  • Patent number: 11961590
    Abstract: The present invention relates to optimization logic for preparing an optimal combination of oligonucleotides hybridized with a plurality of target nucleic acid sequences, in a completely different approach from conventional methods, i.e., empirical and manual methods. In addition, the optimization logic of the present invention may be used to (i) preparing an oligonucleotide combination used to detect a plurality of target nucleic acid sequences with a target coverage of interest, (ii) selecting target nucleic acid sequences to be detected by a multiplex target detection with a highest target coverage by using a limited number of oligonucleotides, and (iii) determining a conserved region in a plurality of target nucleic acid sequences.
    Type: Grant
    Filed: April 17, 2018
    Date of Patent: April 16, 2024
    Assignee: SEEGENE, INC.
    Inventor: Mi Hyun Jang
  • Publication number: 20240109070
    Abstract: A device for heating a sample according to the present disclosure includes: a thermal block unit accommodating a reaction vessel; a heat transfer module thermally connected to the thermal block unit; and a heat sink thermally connected to the heat transfer module, wherein the thermal block unit includes: a thermal block having a plurality of accommodating portions for accommodating the reaction vessel; and a heating plate having a plurality of holes into which the plurality of accommodating portions are inserted.
    Type: Application
    Filed: September 29, 2022
    Publication date: April 4, 2024
    Applicant: SEEGENE, INC.
    Inventors: Luis MARQUEZ, Bruce FROHMAN
  • Patent number: 11915796
    Abstract: The present invention relates to a method for calibrating a data set of a target analyte in a sample, wherein a normalization coefficient for calibrating the data set is provided by using a reference value, a reference cycle and the data set, and the calibrated data set is obtained by applying the normalization coefficient to the signal values of the data set. The present method is very effective in removing the inter- and intra-instrument signal variations of data sets. Furthermore, since the present method can be configured in software, the instant method is capable of being applied universally to various analytical instruments (e.g., a real-time PCR instrument) regardless of manufacturer. Accordingly, the method by the present invention would be very useful in diagnostic data analysis.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: February 27, 2024
    Assignee: SEEGENE, INC.
    Inventors: Jong Yoon Chun, Young Jo Lee, Han Bit Lee
  • Patent number: 11859243
    Abstract: The present invention relates to differentiating signals of interest for target nucleic acid sequences. The present invention permits to obtain an individual signal value (i.e., variable) contained in a total signal detected at detection temperatures by using mathematical equations. The present invention based on equation-solving approach enables to obtain the individual signal value in a systematical manner, thereby providing analysis results in much more accurate and convenient manner.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: January 2, 2024
    Assignee: SEEGENE, INC.
    Inventors: Jong Yoon Chun, Young Jo Lee
  • Patent number: 11837326
    Abstract: The present invention relates to optimization logic for preparing an optimal introduction of degenerate bases and/or universal bases into an oligonucleotide used to detect a plurality of target nucleic acid sequences, in a completely different approach from conventional methods, i.e., empirical and manual methods. In addition, the optimization logic of the present invention may be used in (i) the preparation of an oligonucleotide into which a limited number of degenerate bases and/or universal bases are introduced for detecting a plurality of target nucleic acid sequences with a maximum target coverage, and (ii) the determination of a probing region in a plurality of target nucleic acid sequences.
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: December 5, 2023
    Assignee: SEEGENE, INC.
    Inventor: Mi Hyun Jang
  • Publication number: 20230332217
    Abstract: Disclosed herein is a method for a positive control reaction using a pre-positive control composition. Unlike conventional positive controls, the pre-positive control composition according to the present disclosure is provided in the pre-positive control composition form, but not in a complete positive control form, until an experiment preparation stage, and can produce a complete-positive control through a positive control reaction, whereby the contamination that could occur in an experiment preparation stage for positive control preparation and positive control reactions can be minimize and an examination can be made to see whether the contamination comes from the positive control or not.
    Type: Application
    Filed: August 27, 2021
    Publication date: October 19, 2023
    Applicant: SEEGENE, INC.
    Inventors: Jihoon PARK, Soyoung KIM, Dong-Min KIM, Ohsung KO
  • Patent number: 11781180
    Abstract: The present invention relates to a method for de-tecting an abnormal signal using two or more datasets. The present invention makes it possible to detect abnormal signals based on characteristics of abnormal signals commonly occurring in two or more datasets, which is effectively applied to datasets obtained by a multiplex PCR method.
    Type: Grant
    Filed: March 31, 2017
    Date of Patent: October 10, 2023
    Assignee: SEEGENE, INC.
    Inventors: Jong Yoon Chun, Mi Hyun Jang
  • Publication number: 20230257798
    Abstract: Disclosed herein is a method for providing a preparation for detecting a target nucleic acid sequence in a specimen. According to an embodiment, conventional nucleic acid extraction processes performed in many steps can be omitted, whereby the shortage of nucleic acid extraction reagents can be solved and a preparation for detecting target nucleic acid sequence in a specimen can be supplied in an inexpensive and simple manner.
    Type: Application
    Filed: June 21, 2021
    Publication date: August 17, 2023
    Applicant: SEEGENE, INC.
    Inventors: Yun Jee KIM, Ju hee BAE, So dam JIN, Sanghun GWON
  • Patent number: 11702699
    Abstract: The present invention relates to the detection of a nucleotide variation on a target nucleic acid sequence using an amplification blocker and a VD-PTOCE (Variation Detection by PTO Cleavage and Extension) assay. The present invention is significantly effective in the detection of a minority mutation in an excess of wild-type DNA.
    Type: Grant
    Filed: February 25, 2014
    Date of Patent: July 18, 2023
    Assignee: SEEGENE, INC.
    Inventors: Jong Yoon Chun, Young Jo Lee
  • Patent number: 11674971
    Abstract: The present invention relates to novel modules for transferring magnetic beads, an automated system comprising the same and a method for extracting nucleic acids using the same. The specifically designed magnet module and cover module of the present invention can be employed in the automated liquid handling apparatus by means of pre-existing moving modules (e.g., pipettor module) of the apparatus. The present invention enables a bead transfer-type method for extracting nucleic acids to be performed in an automated manner on the automated liquid handling apparatus. The present invention provides advantages of higher level of automation, more reduced cost and no need for another separate liquid handling apparatus compared to the conventional bead transfer-type method usually performed in the small apparatus designed to be used only for this bead transfer-type method. Also, the present method has the merits of more shortened reaction time compared to the conventional liquid transfer-type method.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: June 13, 2023
    Assignee: SEEGENE, INC.
    Inventors: Seung Jae Lee, Seong Sik Hong, Young Wook Kim
  • Publication number: 20230175080
    Abstract: Disclosed is a sampling kit for determining respiratory infection, the kit including: a first vessel containing a washing-out solution; and a second vessel containing a transport medium containing a deactivating agent, so that sampling corresponding to a pre-analytical stage in a protocol for determination of the presence or absence of respiratory infection pathogens can be attained easily, safely, and stably, and self-sampling of a respiratory infection pathogen can be attained.
    Type: Application
    Filed: March 15, 2021
    Publication date: June 8, 2023
    Applicant: SEEGENE, INC.
    Inventor: Jong Yoon CHUN
  • Patent number: 11602752
    Abstract: The present invention relates to an apparatus for performing a nucleic acid amplification reaction and a fluorescence detection device for reaction analysis. The nucleic acid amplification apparatus of the present invention uses a plurality of blocks having different reaction temperatures by independent temperature control and the movement between the blocks is performed along sliding recesses formed in the blocks, enabling to greatly shorten the total amplification time (TAT). In the fluorescence detection device of the present invention, the positions of the light source and the photodetector are very unique for the reaction vessel in which an excitation light is provided and an emission light is generated.
    Type: Grant
    Filed: June 30, 2017
    Date of Patent: March 14, 2023
    Assignee: SEEGENE, INC.
    Inventors: Jong Yoon Chun, Seung Jae Lee
  • Patent number: 11591645
    Abstract: The present invention relates to the evaluation of the performance of a component using a pair of dimer-forming primers. The method using the pair of dimer-forming primers according to the present invention can be used not only for evaluating the performance of components including a nucleic acid polymerase but also as an internal control in the detection of a target nucleic acid sequence.
    Type: Grant
    Filed: August 31, 2018
    Date of Patent: February 28, 2023
    Assignee: SEEGENE, INC.
    Inventors: Young Jo Lee, Dae Young Kim
  • Publication number: 20220372571
    Abstract: The present invention relates to technologies for preparing an optimal combination of oligonucleotide sets used to simultaneously detect a plurality of target nucleic acid molecules. Unlike a conventional method of checking whether a dimer is formed in all candidate combinations of oligonucleotide sets, the present invention is capable of providing a combination of oligonucleotide sets used to detect a plurality of target nucleic acid molecules with speed and accuracy, by replacing only an oligonucleotide set with dimer formation in a first reference combination of oligonucleotide sets to provide, as a new reference combination, a combination with a reduction in dimer formation compared with the first reference combination, and replacing only an oligonucleotide set with dimer formation in the new reference combination to provide a combination with all dimers removed.
    Type: Application
    Filed: November 26, 2020
    Publication date: November 24, 2022
    Applicant: SEEGENE, INC.
    Inventor: Je-Hwan PARK
  • Patent number: 11485998
    Abstract: The present invention relates to extraction of a signal for a target nucleic acid sequence from signals for two target nucleic acid sequences in a sample. The present invention can contribute to dramatic improvement in methods for detecting target nucleic acid sequences using different detection temperatures and reference values. The present invention using an amended reference value as well as an initial reference value can lead to increasing the detection accuracy in methods for detecting target nucleic acid sequences using different detection temperatures and reference values.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: November 1, 2022
    Assignee: SEEGENE, INC.
    Inventors: Jong Yoon Chun, Young Jo Lee, Han Bit Lee
  • Patent number: 11473127
    Abstract: The present invention relates to a method for providing an analytical signal for determination of the presence of a target nucleic acid sequence in a sample. The present invention can contribute to dramatic improvement in methods for detecting target nucleic acid sequences using different detection temperatures and reference values. The present invention allows detection of a target nucleic acid sequence in a more accurate, effective and reproducible manner, by removing or adjusting a signal region that may affect the detection of a target nucleic acid sequence.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: October 18, 2022
    Assignee: SEEGENE, INC.
    Inventors: Young Jo Lee, Han Bit Lee
  • Patent number: 11448658
    Abstract: Provided is a method and device for controlling a preparation instrument that prepares a detection composition used for detecting a target nucleic acid molecule in a specimen using an integrated instruction file.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: September 20, 2022
    Assignee: SEEGENE, INC.
    Inventors: Seong-Su Kim, Na-Young Ji, Kyung-Hyun Min
  • Patent number: 11447814
    Abstract: The present invention relates to the detection of a target nucleic acid sequence from a DNA or a mixture of nucleic acids by a PCE-hCTO (PTO Cleavage and Extension using hCTO) assay on a solid phase. According to the present invention, the extended duplex is formed in a liquid phase in a target-dependent manner and then its presence is detected on a solid phase. Since hCTO is not immobilized onto a solid phase, the extended duplex is more effectively formed in a liquid phase.
    Type: Grant
    Filed: October 17, 2014
    Date of Patent: September 20, 2022
    Assignee: SEEGENE, INC.
    Inventors: Jong Yoon Chun, Young Jo Lee
  • Patent number: 11401546
    Abstract: The present invention relates to the detection of a target nucleic acid sequence by a PTOCE-E (PTO Cleavage and Extension-dependent Extension) assay. The PTOCE-E assay of the present invention can reduce the non-target signal and increase the target signal as compared with the conventional PTOCE and PCE-SH methods, thereby enabling more accurate detection of the target nucleic acid sequence.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: August 2, 2022
    Assignee: SEEGENE, INC.
    Inventors: Young Jo Lee, Han Bit Lee, Dae Young Kim