Patents by Inventor Chao Quan Zhen

Chao Quan Zhen 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).

  • PLANT-CULTIVATING AND PROTECTING APPARATUS
    Publication number: 20210235637
    Abstract: A plant-cultivating and protecting apparatus wraps overlapped smaller and larger plant-cultivating media. The plant-cultivating and protecting apparatus includes a cover and a frame. The cover extends around an upper portion of the plant-cultivating medium. The frame extends around a lower portion of the smaller plant-cultivating medium. The frame is formed on the cover in one piece, thereby avoiding detachment of the frame from the cover.
    Type: Application
    Filed: February 3, 2020
    Publication date: August 5, 2021
    Inventor: Chao Quan Zhen