Multiple chamber solution container including positive test for homogenous mixture
Patent 4396383 Issued on August 2, 1983. Estimated Expiration Date: 
November 9, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
November 9, 2001. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2714974 3064802 3110308 3685795 3762399 3911918 Dual chamber reservoir 4140162 Flexible collapsible containers, and method of molding Fluid flow valve InventorAssigneeApplicationNo. 06/319491 filed on 11/09/1981US Classes:604/518, Liquid therapeutic material administered with solid or second liquid604/404, Means for indicating condition of container content604/410, Plural compartments or bags604/416, Materials mixed within container604/82, Means for intermixing liquid with solid or different liquid604/87Means broken, cut, pierced or torn to permit mixingExaminersPrimary: Apley, Richard J.Assistant: Lester, Michelle N. Attorney, Agent or FirmInternational ClassA61J 1/00 (20060101)AbstractA container having a unique two chamber construction provides for the passive mixing of two supply solutions having different specific gravities into a single homogenous solution in a closed environment. The container includes means for a positive test that a single homogenous solution has been achieved. The container is especially useful for storing and mixing two supply solutions which when mixed form a single medical solution which itself is unsuitable for storage over extended time periods.Other References
Field of SearchWith self-acting sequential flow from reservoirsMeans for intermixing liquid with solid or different liquid Means broken, cut, pierced or torn to permit mixing Closure or barrier between compartments moved to permit mixing Closure moved by relative movement between closure and separate protruding member Means for indicating condition of container content Bag type Plural compartments or bags Materials mixed within container | |
