Flexible culture medium bag containing nutrient concentrate
First Claim
Patent Images
1. A bag comprising (a) a first sheet of polymeric film;
- (b) a second sheet of polymeric film;
(c) one locus of containment within the bag; and
optionally (d) one or more additional loci of containment wherein the second sheet is superimposed on the first sheet;
the first sheet and second sheet are sealed to each other directly, or indirectly through an intervening polymeric film, thereby defining a sealed perimeter forming a closed bag;
the locus optionally comprises a nutrient concentrate;
each of the additional loci optionally comprises an additive; and
the bag is hermetically sealed around the perimeter to fully enclose the interior of the bag, which optionally includes a resealable closure.
1 Assignment
0 Petitions
Accused Products
Abstract
Disclosed is a culture medium container such as a bag comprising a main compartment and a locus of containment that contains a nutrient concentrate until it is released at the time of use. The locus of containment may comprise separated compartments defined by frangible seals or seals comprising a water-reactive material. Sachets comprising frangible seals or a water-reactive material are also suitable for the locus of containment. Matrices and coatings comprising water-reactive material are also suitable. Capsules that can be pulverized and/or dissolved may also be used.
23 Citations
21 Claims
-
1. A bag comprising (a) a first sheet of polymeric film;
- (b) a second sheet of polymeric film;
(c) one locus of containment within the bag; and
optionally (d) one or more additional loci of containment wherein the second sheet is superimposed on the first sheet;
the first sheet and second sheet are sealed to each other directly, or indirectly through an intervening polymeric film, thereby defining a sealed perimeter forming a closed bag;
the locus optionally comprises a nutrient concentrate;
each of the additional loci optionally comprises an additive; and
the bag is hermetically sealed around the perimeter to fully enclose the interior of the bag, which optionally includes a resealable closure. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
- (b) a second sheet of polymeric film;
Specification