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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2019/107406
Kind Code:
Provided is a foldable bag which, during use, can have an external shape in which the bottom surface is flat, front and rear body parts are upright, and the top surface is rounded, and which can be simply folded after use. This foldable bag (A) is provided with a container main body (B) having: a set of foldable surfaces (5) that are positioned on a front surface and a rear surface when the foldable bag is in a folded state; inner bottom pleats (6) formed from one longitudinal end side (M1) of each of the foldable surfaces (5) toward an inner other end side, and having a width corresponding to a bottom gusset (20); a plurality of sets of top inner pleats (7, 8) formed from the other longitudinal end side (M2) of each of the foldable surfaces (5) toward an inner one end side, and having pleat widths that become gradually narrower toward the inner-facing side. After use, the container main body (B) can be flipped over and folded into a flat rectangular shape by tensioning bundling end parts (C), at which side end parts (4) of the container main body (B) are sealed, in a direction pulling the bundling end parts apart.

KIKUTA Minami (3-15 Higashikomagata 1-chome, Sumida-k, Tokyo 05, 〒1300005, JP)
Application Number:
Publication Date:
June 06, 2019
Filing Date:
November 28, 2018
Export Citation:
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MARNA INC. (3-15, Higashikomagata 1-chome Sumida-k, Tokyo 05, 〒1300005, JP)
International Classes:
Domestic Patent References:
Foreign References:
Attorney, Agent or Firm:
SAITO Nobuto (Room 502, Kida Bldg. 23-3, Nishinippori 4-chome, Arakawa-k, Tokyo 13, 〒1160013, JP)
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