Patent ID: 8746131

Claim:
A drip bag comprising: a bag body comprised of a water permeable filterable sheet, the bag body being configured to hold an extraction material in the bag body; a holder comprised of a sheet material and adhered to the bag body, wherein the holder includes (i) a front surface, (ii) a rear surface, and (iii) a center fold line that overlaps a lateral side of the bag body and that separates the front surface from the rear surface, the holder includes V-shaped fold lines, each of the V-shaped fold lines being disposed on the front surface and the rear surface of the holder such that when the drip bag is in an open or a closed configuration, the V-shape fold lines do not intersect the center fold line, when the drip bag is in the open configuration and defines a volume, each of the V-shaped fold lines is bent in a V-shape and extends from an edge of an opening of the drip bag towards a direction of a bottom thereof, and an overhanging part is disposed at lower ends of the front surface and the rear surface of the holder.