Chemical package
Abstract
Abstract A STORAGE SECTION, SUITABLE FOR USE AS A COMPONENT OF A DISPOSABLE TEST PACKAGE, COMPRISING A PLATE HAVING A THICKNESS ON THE ORDER OF THE THICKNESS OF THE REAGENT TABLETS TO BE STORED THEREIN, SAID PLATE HAVING AT LEAST ONE REAGENT STORAGE CAVITY EXTENDING THERETHROUGH, ONE OR MORE HOLES OR CHANNELS ADJACENT EACH CAVITY TO GUIDE A PLUNGER THROUGH THE STORAGE CAVITY DURING REAGENT DISPENSING, AND TOP AND BOTTOM MEMBRANES ADAPTED TO HOLD ONE OR MORE REAGENT TABLETS IN POSITION WITHIN THE REAGENT STORAGE CAVITIES. THE STORAGE SECTION CAN BE AN ASSEMBLED PART OF THE DISPOSABLE TEST PACKAGE OR IT CAN BE A SEPARATE COMPONENT POSITIONED ADJACENT THERETO DURING REAGENT DISPENSING THE TOP AND BOTTOM MEMBRANES HAVE PARTICULAR BARRIER PROPERTIES TO ENSURE THE PROPER ENVIRONMENTAL CONTROL FOR PROLONGED STORAGE LIFE OF THE PREPACKAGED REAGENTS. THE BOTTOM MEMBRANE IS ALSO OF LOW TEAR RESISTANCE SO THAT, DURING DISPENSING, A REAGENT TABLET CAN BE EASILY AND RELIABLY DISPENSED FROM ITS STORAGE CAVITY.
Inventors
- 👤 Salustiano S Mirasol Jr
Bibliographic Details
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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) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |