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Patent US3756785A successfully refreshed from Google Patents.
US3756785A
Expired / Lapsed
US
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Gas generator assembly
Assignee: Scott Technologies Inc
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Filing: 1971-09-15
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Granted: 1973-09-04
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Expires: 1991-09-15
Abstract
Abstract A GAS GENERATOR ASSEMBLY COMPRISING A HOUSING CONTAINING AN OXYGEN EVOLVING CARTRIDGE IN SPACED RELATION TO THE HOUSING. A MANUALLY OPERABLE ACTUATING MECHANISM, EASILY RESET OR COCKED BY HAND, IS RELEASABLY SECURED IN THE HOUSING IN SPACED RELATION TO THE CARTRIDGE FOR IGNITING THE OXYGEN CANDLE THEREIN. A SAFTEY RELEASE PIN LOCKS THE ACTUATING MECHANISM IN THE COCKED POSITION TO PREVENT INADVERTENT IGNITION OF THE CANDLE.
Inventors
- 👤 L Netteland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:17
CPC Classifications
B; B01; B01J; B01J7/00; A; A62; A62B; A62B21/00; C; C01; C01B; C01B13/00; C01B13/02; C01B13/0296
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) | 1976-09-03 | 1977-03-05 | 1977-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-03 | 1981-03-05 | 1981-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-03 | 1985-03-05 | 1985-09-04 | $7700.00 | Window Closed / Lapsed |