Patents by Inventor Pan DU

Pan DU 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: 20260117308
    Abstract: Provided herein are methods and systems for detection of cancer. The method may comprise using nucleic acids from a urine sample. The methods may comprise assaying nucleic acids in urine to detect a set of biomarkers from samples. The methods may comprise processing the set of biomarkers to determine the presence of a cancer or cancer parameters. The processing may be performed by an algorithm.
    Type: Application
    Filed: April 3, 2025
    Publication date: April 30, 2026
    Inventors: Pan DU, Binggang XIANG, Chao DAI, Shujun LUO, Shidong JIA
  • Publication number: 20260099889
    Abstract: A survey of law system is provided, comprising: a retrieval module to reformulate a user query into additional queries that carry scope information of law titles and generate other queries from the user query; wherein the queries are applied to indirect and direct indices to generate indirect and direct ranking lists; a rank fusion module to generate a ranked listing of statutes from ranked statutes cited in the non-statutory sources and the direct ranking lists; a law identification module to generate a ranked listing of statutes that are directly relevant to answer the user query; and a survey generation module including a third LLM to generate answers to the user query for a plurality of jurisdictions from the ranked listing of directly relevant statutes.
    Type: Application
    Filed: October 9, 2025
    Publication date: April 9, 2026
    Inventors: Gayle May McElvain, Pan Du, Madeline Nicole Stewart Bowie, Merine Thomas, George A. Sanchez, Ahsin Shabbir
  • Publication number: 20250218532
    Abstract: In an aspect, the present disclosure provides a method comprising (a) obtaining or deriving a biological sample from a subject, wherein said subject has cancer, has previously had cancer, or is suspected of having cancer; (b) assaying cell-free deoxyribonucleic acid (cfDNA) molecules obtained or derived from said biological sample, wherein said assaying comprises sequencing at least a portion of said cfDNA molecules or derivatives thereof to produce a set of sequencing reads, wherein said sequencing comprises at least one of whole-exome sequencing (WES) and whole-genome sequencing (WGS); and (c) determining at least one of a tumor mutational burden and a copy number burden of said subject, based at least in part on processing said set of sequencing reads.
    Type: Application
    Filed: November 18, 2024
    Publication date: July 3, 2025
    Inventors: Pan DU, Shidong JIA, Chao DAI
  • Publication number: 20240417777
    Abstract: Disclosed are systems and methods for simultaneous detection of DNA and RNA genetic alterations comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof, in a biofluid sample from the patient without physically separating RNA from DNA. The systems and methods are similarly applicable to the simultaneous detection of DNA and RNA genetic alterations in solid tissues comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof. The present method utilized a barcoding method for analysis. The streamlined methods improve the simplicity, quantification accuracy and detection sensitivity and specificity of non-invasive detections of biomarkers.
    Type: Application
    Filed: January 8, 2024
    Publication date: December 19, 2024
    Inventors: Xiaohong WANG, Pan DU, Shidong JIA
  • Patent number: 12150611
    Abstract: The cleaning device includes a water injection member and a mopping cloth cleaning member. The water injection member is configured to wet the mopping cloth of a cleaning robot. The mopping cloth cleaning member which reciprocates up and down to flap the mopping cloth of the cleaning robot, in order to clean the mopping cloth of the cleaning robot.
    Type: Grant
    Filed: December 9, 2021
    Date of Patent: November 26, 2024
    Assignee: SHENZHEN FLY RODENT DYNAMICS INTELLIGENT TECHNOLOGY CO., LTD.
    Inventors: Pan Du, Linlin Zhou
  • Publication number: 20240279745
    Abstract: Provided herein are methods and systems for multi-analyte detection of cancer. The methods may comprise assaying multiple nucleic acids to detect a set of biomarkers from samples. The methods may comprise processing the set of biomarkers to determine the presence of a cancer or cancer parameters. The processing may be performed by an algorithm. The algorithm may be a trained algorithm and may be trained on multiple training samples.
    Type: Application
    Filed: September 28, 2023
    Publication date: August 22, 2024
    Inventors: Pan DU, Binggang XIANG, Chao DAI, Shujun LUO, Shidong JIA
  • Patent number: 11913063
    Abstract: Disclosed are systems and methods for simultaneous detection of DNA and RNA genetic alterations comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof, in a biofluid sample from the patient without physically separating RNA from DNA. The systems and methods are similarly applicable to the simultaneous detection of DNA and RNA genetic alterations in solid tissues comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof. The present method utilized a barcoding method for analysis. The streamlined methods improve the simplicity, quantification accuracy and detection sensitivity and specificity of non-invasive detections of biomarkers.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: February 27, 2024
    Assignee: PREDICINE, INC.
    Inventors: Xiaohong Wang, Pan Du, Shidong Jia
  • Publication number: 20230416833
    Abstract: Provided herein are methods and systems monitoring of cancer using minimal residual disease analysis. The methods may comprise assaying multiple nucleic acids to detect a set of biomarkers from samples. The methods may comprise sequencing of nucleic acids. The method may comprise the generation of a probe panel. The methods may comprise processing the set of biomarkers to determine the presence of a cancer or cancer parameters. The processing may be performed by an algorithm.
    Type: Application
    Filed: February 2, 2023
    Publication date: December 28, 2023
    Inventors: Shidong JIA, Pan DU
  • Publication number: 20230415145
    Abstract: Provided herein are devices and methods for collection of a biological sample. The device may comprise a cap, a pierceable container comprising a reagent for processing or preserving a biological sample, and a container that comprises a piercer. Upon engagement of the cap with an opening of the container, the piercer may be able to pierce a pierceable container, thereby releasing the reagent of the pierceable container into the container. The methods may comprise use of the device to collect a biological sample. The methods may comprise assaying analytes of the biological sample.
    Type: Application
    Filed: June 23, 2023
    Publication date: December 28, 2023
    Inventors: Shujun LUO, Pan DU, Shidong JIA
  • Publication number: 20230304103
    Abstract: Disclosed are systems and methods for detecting genetic alterations comprising androgen receptor gene splice variants (AR-Vs), mutations, indel, copy number changes, fusion and combination thereof, in a biofluid sample from the patient. The systems and methods are similarly applicable to the detection of gene alterations comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof of other genes of interest. The streamlined methods improve the consistency and simplicity of non-invasive detections of biomarkers.
    Type: Application
    Filed: May 26, 2023
    Publication date: September 28, 2023
    Inventors: Shidong JIA, Pan DU, Xiaohong WANG
  • Patent number: 11703432
    Abstract: An in-situ test device and method for surrounding rock strength of bolt supported roadway is provided. The test device includes a fixing mechanism, a loading mechanism, a measuring mechanism and a control system. The loading mechanism includes a hydraulic pump and a plunger pump, the hydraulic pump drives the plunger pump to work and controls the lifting speed of the loading cylinder; the measuring mechanism includes an infrared ranging unit and a wireless pressure monitoring unit; the control system controls the work of the loading mechanism and processes the monitoring data. The test device is directly installed in the roadway and fixed with the bolt. The device is loaded after leveling, the device is disassembled after the monitoring data are obtained, and the in-situ test for the surrounding rock strength of the bolt supported roadway is completed. The steps are simple and adaptable.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: July 18, 2023
    Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Fenghai Yu, Xuerui Yang, Yunliang Tan, Qiang Ren, Kai Zhou, Chuang Zhang, Pan Du, Qingduo Wang
  • Patent number: 11702702
    Abstract: Disclosed are systems and methods for detecting genetic alterations comprising androgen receptor gene splice variants (AR-Vs), mutations, indel, copy number changes, fusion and combination thereof, in a biofluid sample from the patient. The systems and methods are similarly applicable to the detection of gene alterations comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof of other genes of interest. The streamlined methods improve the consistency and simplicity of non-invasive detections of biomarkers.
    Type: Grant
    Filed: April 16, 2017
    Date of Patent: July 18, 2023
    Assignee: Predicine, Inc.
    Inventors: Shidong Jia, Pan Du, Xiaohong Wang
  • Publication number: 20220364967
    Abstract: An in-situ test device and method for surrounding rock strength of bolt supported roadway is provided. The test device includes a fixing mechanism, a loading mechanism, a measuring mechanism and a control system. The loading mechanism includes a hydraulic pump and a plunger pump, the hydraulic pump drives the plunger pump to work and controls the lifting speed of the loading cylinder; the measuring mechanism includes an infrared ranging unit and a wireless pressure monitoring unit; the control system controls the work of the loading mechanism and processes the monitoring data. The test device is directly installed in the roadway and fixed with the bolt. The device is loaded after leveling, the device is disassembled after the monitoring data are obtained, and the in-situ test for the surrounding rock strength of the bolt supported roadway is completed. The steps are simple and adaptable.
    Type: Application
    Filed: July 25, 2022
    Publication date: November 17, 2022
    Inventors: Fenghai YU, Xuerui YANG, Yunliang TAN, Qiang REN, Kai ZHOU, Chuang ZHANG, Pan DU, Qingduo WANG
  • Publication number: 20220304543
    Abstract: The cleaning device includes a water injection member and a mopping cloth cleaning member. The water injection member is configured to wet the mopping cloth of a cleaning robot. The mopping cloth cleaning member which reciprocates up and down to flap the mopping cloth of the cleaning robot, in order to clean the mopping cloth of the cleaning robot.
    Type: Application
    Filed: December 9, 2021
    Publication date: September 29, 2022
    Inventors: PAN DU, LINLIN ZHOU
  • Publication number: 20220213527
    Abstract: Disclosed are systems and methods for simultaneous detection of DNA and RNA genetic alterations comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof, in a biofluid sample from the patient without physically separating RNA from DNA. The systems and methods are similarly applicable to the simultaneous detection of DNA and RNA genetic alterations in solid tissues comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof. The present method utilized a barcoding method for analysis. The streamlined methods improve the simplicity, quantification accuracy and detection sensitivity and specificity of non-invasive detections of biomarkers.
    Type: Application
    Filed: October 8, 2021
    Publication date: July 7, 2022
    Inventors: Xiaohong WANG, Pan Du, Shidong Jia
  • Patent number: 11174503
    Abstract: Disclosed are systems and methods for simultaneous detection of DNA and RNA genetic alterations comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof, in a biofluid sample from the patient without physically separating RNA from DNA. The systems and methods are similarly applicable to the simultaneous detection of DNA and RNA genetic alterations in solid tissues comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof. The present method utilized a barcoding method for analysis. The streamlined methods improve the simplicity, quantification accuracy and detection sensitivity and specificity of non-invasive detections of biomarkers.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: November 16, 2021
    Assignee: Predicine, Inc.
    Inventors: Xiaohong Wang, Pan Du, Shidong Jia
  • Publication number: 20210102256
    Abstract: Disclosed are systems and methods for diagnosing a disease status or progression of a disease comprising detection and correlation of methylation and expression level changes of cancer markers including PD-L1 in a biofluid sample from the patient. The systems and methods are similarly applicable to the detection and correlation of methylation and expression level changes in solid tissues. The present method utilized a barcoding method for analysis. The systems and methods can be used for predicting immunotherapy resistant cancer and monitoring therapy response.
    Type: Application
    Filed: March 30, 2018
    Publication date: April 8, 2021
    Inventors: Shidong JIA, Pan DU, Zhixin ZHAO
  • Publication number: 20200024644
    Abstract: Disclosed are systems and methods for simultaneous detection of DNA and RNA genetic alterations comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof, in a biofluid sample from the patient without physically separating RNA from DNA. The systems and methods are similarly applicable to the simultaneous detection of DNA and RNA genetic alterations in solid tissues comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof. The present method utilized a barcoding method for analysis. The streamlined methods improve the simplicity, quantification accuracy and detection sensitivity and specificity of non-invasive detections of biomarkers.
    Type: Application
    Filed: September 21, 2017
    Publication date: January 23, 2020
    Inventors: Xiaohong WANG, Pan DU, Shidong JIA
  • Publication number: 20190071732
    Abstract: Disclosed are systems and methods for detecting genetic alterations comprising androgen receptor gene splice variants (AR-Vs), mutations, indel, copy number changes, fusion and combination thereof, in a biofluid sample from the patient. The systems and methods are similarly applicable to the detection of gene alterations comprising gene splicing variants, mutations, indel, copy number changes, fusion and combination thereof of other genes of interest. The streamlined methods improve the consistency and simplicity of non-invasive detections of biomarkers.
    Type: Application
    Filed: April 16, 2017
    Publication date: March 7, 2019
    Inventors: Shidong JIA, Pan DU, Xiaohong WANG
  • Patent number: D991350
    Type: Grant
    Filed: June 8, 2022
    Date of Patent: July 4, 2023
    Inventor: Pan Du