The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 17, 2022
Filed:
Oct. 24, 2019
Qingdao Dejili Packaging Technology Co., Ltd., Qingdao, CN;
Chao Liu, Qingdao, CN;
QINGDAO DEJILI PACKAGING TECHNOLOGY CO., LTD., Qingdao, CN;
Abstract
A safe self-sealing bag includes a double-sided bag body and a sealing strip. The sealing strip includes a first fastening strip and a second fastening strip. Two long side edges of the first fastening strip are hermetically attached to one of inner side faces of the bag body. A long side edge of the second fastening strip away from the bag opening is hermetically attached to the other inner side face of the bag body. A double-layer bag area is arranged on a bag surface provided with the first fastening strip, and the double-layer bag area is arranged on a side of the first fastening strip away from the bag opening. A side edge of the double-layer bag area away from the first fastening strip is provided with an opening, and the opening is located on the outer side layer of the double-layer bag area.