Patents by Inventor Alex Ho Fai Lee

Alex Ho Fai Lee 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).

  • METHODS AND COMPOSITIONS FOR POLYMER SUPERPARAMAGNETIC PARTICLES FOR NUCLEIC ACID EXTRACTION
    Publication number: 20220229051
    Abstract: A composition is described comprising superparamagnetic particles. Optionally, the particles comprise microbeads. Optionally, the particles comprise nanobeads. Optionally, the particles are non-spherical particles. Optionally, the particles are non-spherical particles suitable for RNA or DNA extraction. A method is described for forming microparticles. Optionally, the method comprises using citrate precipitation. Optionally, a kit comprising one or more of the particles is described. Optionally, a kit for sample preparation for nucleic acid extraction is described comprising non-spherical microparticles or nanoparticles.
    Type: Application
    Filed: December 20, 2021
    Publication date: July 21, 2022
    Inventor: Alex Ho Fai Lee
  • Methods and compositions for polymer superparamagnetic particles for nucleic acid extraction
    Patent number: 11204349
    Abstract: A composition is described comprising superparamagnetic particles. Optionally, the particles comprise microbeads. Optionally, the particles comprise nanobeads. Optionally, the particles are non-spherical particles. Optionally, the particles are non-spherical particles suitable for RNA or DNA extraction. A method is described for forming microparticles. Optionally, the method comprises using citrate precipitation. Optionally, a kit comprising one or more of the particles is described. Optionally, a kit for sample preparation for nucleic acid extraction is described comprising non-spherical microparticles or nanoparticles.
    Type: Grant
    Filed: October 26, 2018
    Date of Patent: December 21, 2021
    Assignee: Labrador Diagnostics LLC
    Inventor: Alex Ho Fai Lee
  • METHODS AND COMPOSITIONS FOR SUPERPARAMAGNETIC PARTICLES FOR NUCLEIC ACID EXTRACTION
    Publication number: 20200176154
    Abstract: A composition is described comprising superparamagnetic particles. Optionally, the particles comprise microbeads. Optionally, the particles comprise nanobeads. Optionally, the particles are non-spherical particles. Optionally, the particles are non-spherical particles suitable for RNA or DNA extraction. A method is described for forming microparticles. Optionally, the method comprises using citrate precipitation. Optionally, a kit comprising one or more of the particles is described. Optionally, a kit for sample preparation for nucleic acid extraction is described comprising non-spherical microparticles or nanoparticles.
    Type: Application
    Filed: December 2, 2019
    Publication date: June 4, 2020
    Inventor: Alex Ho Fai Lee