Patents by Inventor Kangdi Zheng

Kangdi Zheng 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: 20220110314
    Abstract: A nucleic acid preservation solution, a preparation method and application for same is disclosed. The nucleic acid preservation solution of the invention includes, by weight percentage, citric acid 13%-35%, Tween 20 0.50%-2.50%, disodium ethylene diamine tetraacetic acid (EDTA) 13%-40%, sodium sulfate 35%-70%, polyethylene glycol octyl phenyl ether 0.50%-2.50%, and the balance being diethylpyrocarbonate (DEPC) water.
    Type: Application
    Filed: November 26, 2020
    Publication date: April 14, 2022
    Applicants: Guangdong Longsee Biomedical Co. LTD., Foshan Langsee Biotechnology Co. LTD.
    Inventors: Zhao Zhang, Jiayin Diao, Yan Ma, Kangdi Zheng, Tao Chen