US3702305A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chemical oxygen generator
Assignee: MPM LIFE SUPPORT 1250 TOWER LANE ERIE PA 16505 A PARTNERSHIP
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Filing: 1971-04-28
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Granted: 1972-11-07
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Expires: 1991-04-28
Abstract
Abstract A CHEMICAL OXYGEN GENERATOR FORMED OF AN ALKALI METAL CHLORATE AND ONE OR MORE SODIUM OR POTASSIUM OXIDES. THE GENERATOR CAN BE STARTED BY IGNITING AN IGNITION CONE OR BY THE ADDITION OF WATER TO A WATER INITATABLE CONE ASSOCIATED THEREWITH. THEREAFTER, CATALYSTIC DECOMPOSITION BY THE SODIUM OR POTASSIUM PEROXIDE CONTAINED THEREIN, OR FORMED DURING REACTION, CAUSES GENERATION OF SUBSTANTIALLY PURE OXYGEN WITH LESSER HEAT EVOLUTION THAN THE PREVIOUS THERMAL DECOMPOSITION TYPE GENERATORS OF THE PRIOR ART.
Inventors
- 👤 Tommy Lewis Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:09
CPC Classifications
C; C01; C01B; C01B13/00; C01B13/02; C01B13/0203; C01B13/0218
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-11-07 | 1976-05-08 | 1976-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-07 | 1980-05-08 | 1980-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-07 | 1984-05-08 | 1984-11-07 | $7700.00 | Window Closed / Lapsed |