Patents by Inventor Liuxi Chen

Liuxi Chen 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).

  • Identification and quantification of conjugated peptides in antibody drug conjugates by mass spectrometry
    Patent number: 11802879
    Abstract: The present disclosure relates to a streamlined, complete workflow for the qualitative and the quantitative analysis of conjugated peptides from antibody-drug conjugate (ADC) compounds.
    Type: Grant
    Filed: March 2, 2017
    Date of Patent: October 31, 2023
    Assignee: Waters Technologies Corporation
    Inventors: Liuxi Chen, Weibin Chen, Steven Cubbedge
  • IDENTIFICATION AND QUANTIFICATION OF CONJUGATED PEPTIDES IN ANTIBODY DRUG CONJUGATES BY MASS SPECTROMETRY
    Publication number: 20190041394
    Abstract: The present disclosure relates to a streamlined, complete workflow for the qualitative and the quantitative analysis of conjugated peptides from antibody-drug conjugate (ADC) compounds.
    Type: Application
    Filed: March 2, 2017
    Publication date: February 7, 2019
    Applicant: Waters Technologies Corporation
    Inventors: Liuxi CHEN, Weibin CHEN, Steven CUBBEDGE
  • MULTIPLE ATTRIBUTE MONITORING METHODOLOGIES FOR COMPLEX SAMPLES
    Publication number: 20180088094
    Abstract: The present disclosure relates generally to a method of multiple attribute monitoring for biological and other complex compounds using a chromatography-optical detector-mass spectrometry method. The mass spectrometry method can use a high resolution mass spectrometer. The methodology utilizes similar analytical techniques and instruments for both the characterization and the monitoring of biological and other complex compounds.
    Type: Application
    Filed: September 27, 2017
    Publication date: March 29, 2018
    Applicant: Waters Technologies Corporation
    Inventors: Ying-Qing Yu, Henry Y. Shion, Scott J. Berger, Jing Fang, Liuxi Chen, Min Du