Patents by Inventor Sili ZENG

Sili ZENG 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: 20230139200
    Abstract: A cosmetics container, includes a housing, a bottom, an inner bottom, a lower elastic element, a button, and a middle sleeve thereof. The pressing area is provided on the housing. The bottom sleeve is provided inside of the housing, and the inner bottom is provided inside of the bottom sleeve. The lower elastic element is provided inside of the bottom sleeve and is located at a lower surface of the inner bottom. The middle sleeve is provided inside of the housing and is located at an upper surface of the inner bottom. The middle sleeve is provided with an upper elastic element, which abuts against the button. The button includes an upper rim, a pressing piece, and a lower rim thereof. The pressing piece is located in the middle between the upper rim and the lower rim and is provided at the pressing area.
    Type: Application
    Filed: December 16, 2019
    Publication date: May 4, 2023
    Inventors: Jiuwei YUAN, Feng ZHOU, Hong SHEN, Xiaohua CUI, Sili ZENG, Ying YANG
  • Publication number: 20220192932
    Abstract: A method for producing a solid powder includes the following steps: (1) mixing the powders to obtain a material A, in which the powders include a flaky filler, a spherical filler, and a pigment; and mixing a natural polysaccharide with water, then adding an emollient moisturizer and an emulsifier to obtain a material B; (2) mixing the material A and the material B, and then adding a preservative to obtain a dispersion; (3) filling the dispersion into a mold; (4) freezing the dispersion to a preset low temperature, and then demolding to obtain a semi-finished product; and (5) drying the semi-finished product to obtain a finished product in a lyophilizer.
    Type: Application
    Filed: April 17, 2020
    Publication date: June 23, 2022
    Applicant: SHANGHAI ZHENCHUN COSMETICS CO., LTD.
    Inventors: Sili ZENG, Xiaohua CUI, Lijuan CHENG