Two-compartment container and method of preparing the same
US6089389A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Mar 4, 1997 |
| Grant date | Jul 18, 2000 |
| Priority date | — |
| Expiry date | Mar 4, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S215/08
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A container holding two separate components, which are mixed prior to use is provided. The container comprises a housing defining a first compartment having a sealable opening and a neck portion between said first compartment and said opening. The container further comprises a displaceable member which is disposed within the housing which has a partition wall with an edge adapted for sealing engagement with the internal wall of the neck portion, thereby defining a second compartment sealed from the first compartment and being in flow communication with the opening. The displaceable member is axially displaceable between two positions along an axis extending through the neck portion. These two positions comprise a first position where the edge of the partition wall sealably engages the internal walls of the neck portion, and a second position where the edge of the partition wall and the internal walls of the neck portion are disengaged, permitting flow communication between the two compartments. The container with two components is prepared by first introducing a first component into the first compartment, placing the displacable member within the compartment and fitting it into sai…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.