Is there a patent for removable napkins?

Searching with "detachable napkin" as the key word, there are currently the following patents related to napkin. From the simple description of the theme, it is impossible to judge whether it is the same technical content; In addition, the sales method is not the object of patent protection, but the sales of patented products must be authorized to pay fees. Please also ask the subject to improve his questioning posture in order to answer further. A kind of facial tissue has the right to apply. : 20112030918.6 application date: 201-08-17.

The utility model discloses a sanitary towel used in daily life, and relates to a paper towel which is processed and packaged in a folding and stacking way different from the existing sanitary towel. It is mainly characterized in that the thin sheets are stacked together independently and wrapped by a package, and there is a gap and a seal to close the gap in the center of the top surface of the package, wherein each thin sheet is subject to the middle part, and the left and right sides are. The paper towel is easy to be drawn out when in use, and will not be wasted, and will not be taken out from the crack when in use, so it is especially suitable for being placed in the driver's seat of an automobile.