US4484920A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container for mixing a liquid and a solid
Assignee: Baxter International Inc
•
Filing: 1982-04-06
•
Granted: 1984-11-27
•
Expires: 2002-04-06
Abstract
Abstract A container adapted for the mixing of a liquid and a solid initially placed in separate compartments. The compartment containing the solid has two access ports so liquid can pass through the compartment carrying the solid with it for better mixing.
Inventors
- 👤 Stephen B. Kaufman
- 👤 John W. Hart
- 👤 Richard Chamernik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:34
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/14; A61J1/20; A61J1/2093; A61J1/05; A61J1/10; A61J1/2003; A61J1/2006; A61J1/201; A61J1/2013; A61J1/202; A61J1/2027
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
123 words
A container adapted for the mixing of a liquid and a solid initially placed in separate compartments, without opening the container to be exterior, said container comprising: a flat-collapsible container defining a pair of walls sealed together by seal lines, some of said seal lines passing transversely across said container to define a pair of compartments, a tube communicating between said pair of compartments through said seal line, said tube being sealed at both end with seal means openable from outside of said container to permit flow communication between said compartments through said tube when opened, said tube containing said solid and one compartment containing said liquid, the other of said compartments being one of (a) empty and (b) partially filled with liquid.
Claim 2
Dependent Claim
123 words
A container adapted for the mixing of a liquid and a solid initially placed in separate compartments, without opening the container to be exterior, said container comprising: a flat-collapsible container defining a pair of walls sealed together by seal lines, some of said seal lines passing transversely across said container to define a pair of compartments, a tube communicating between said pair of compartments through said seal line, said tube being sealed at both end with seal means openable from outside of said container to permit flow communication between said compartments through said tube when opened, said tube containing said solid and one compartment containing said liquid, the other of said compartments being one of (a) empty and (b) partially filled with liquid.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-11-27 | 1988-05-28 | 1988-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-11-27 | 1992-05-28 | 1992-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-11-27 | 1996-05-28 | 1996-11-27 | $7700.00 | Window Closed / Lapsed |