Patents by Inventor Baode DOU

Baode DOU 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).

  • STRAIN OF TRICHODERMA REESEI AND CULTURE METHOD AND USE THEREOF
    Publication number: 20220186272
    Abstract: The invention relates to a strain of Trichoderma reesei BLCY-007 and its application in the production of xylooligosaccharides.
    Type: Application
    Filed: July 6, 2020
    Publication date: June 16, 2022
    Inventors: Baode DOU, Guangpeng DOU, Zhaobo GAN, Xianbao SHAO, Fanghua LI, Qian DU
  • High-purity D-psicose preparation method
    Patent number: 11149048
    Abstract: A method for preparing high-purity D-psicose, comprising the following steps: (1) centrifuging a fermentation broth of Bacillus subtilis, and then subjecting the bacteria to homogenization to obtain a mixed solution containing D-psicose 3-epimerase; (2) preparing a fructose solution, adding the mixed solution containing D-psicose 3-epimerase to the fructose solution, adjusting the pH, adding cobalt chloride thereto, and performing the reaction at a certain temperature; and feeding the fructose solution to the reaction solution, continuing the reaction, and stopping the reaction, obtaining a crude D-psicose solution; and (3) subjecting the crude D-psicose solution to decolorization, filtration, ion exchange, chromatographic separation, concentration, and then crystallization or drying, obtaining D-psicose.
    Type: Grant
    Filed: December 1, 2017
    Date of Patent: October 19, 2021
    Assignee: SHANDONG BAILONG CHUANGYUAN BIO-TECH CO., LTD
    Inventors: Baode Dou, Guangpeng Dou, Mingzhan Zhang, Xianbao Shao, Fanghua Li, Qian Du, Tengteng Yang
  • HIGH-PURITY D-PSICOSE PREPARATION METHOD
    Publication number: 20200062792
    Abstract: A method for preparing high-purity D-psicose, comprising the following steps: (1) centrifuging a fermentation broth of Bacillus subtilis, and then subjecting the bacteria to homogenization to obtain a mixed solution containing D-psicose 3-epimerase; (2) preparing a fructose solution, adding the mixed solution containing D-psicose 3-epimerase to the fructose solution, adjusting the pH, adding cobalt chloride thereto, and performing the reaction at a certain temperature; and feeding the fructose solution to the reaction solution, continuing the reaction, and stopping the reaction, obtaining a crude D-psicose solution; and (3) subjecting the crude D-psicose solution to decolorization, filtration, ion exchange, chromatographic separation, concentration, and then crystallization or drying, obtaining D-psicose.
    Type: Application
    Filed: December 1, 2017
    Publication date: February 27, 2020
    Inventors: Baode DOU, Guangpeng DOU, Mingzhan ZHANG, Xianbao SHAO, Fanghua LI, Qian DU, Tengteng YANG