Patent ID: 11959056
Assignee: SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
Field: Biotechnology (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A bag comprising:
one or more polymer films, having edges bonded together to form edges around an undivided interior compartment of the bag;
a first port formed in an exterior surface of the bag;
a first liquid-permeable tube extending into and in fluid communication with the interior compartment of the bag, the first liquid-permeable tube being operatively coupled to the first port;
a second port formed in an exterior surface of the bag;
a second liquid-permeable tube extending into and in fluid communication with the interior compartment of the bag, the second liquid-permeable tube being operatively coupled to the second port; and
optionally, a third port formed in an exterior surface of the bag, the third port being in fluid communication with the interior compartment of the bag;, wherein the first liquid-permeable tube comprises:
a first inner support structure defining a central lumen of the first liquid-permeable tube, wherein the first inner support structure comprises a first porous tube having an average pore size in the range of 250 to 5000 μm; and
a first outer filter layer surrounding the first inner support structure, wherein the first outer filter layer has an average pore size of less than 50 μm.