Document folder
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
FIG.
Claims
The ornamental design for document folder, as shown and described.
Type: Grant
Filed: Jan 4, 2021
Date of Patent: May 31, 2022
Inventors: Siang Kheng Ang (Singapore), Kiak Sing Ang (Singapore)
Primary Examiner: Khawaja Anwar
Application Number: 35/511,288