US2885277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrogen gas generating propellent compositions
Assignee: AIRTRONICS Inc
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Filing: 1953-11-25
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Granted: 1959-05-05
•
Expires: 1973-11-25
Abstract
No abstract record available.
Inventors
- 👤 John A Fitzpatrick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:45
CPC Classifications
C; C06; C06B; C06B33/00; C06C; C06C9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
IN THE METHOD OF PROPELLING MISSILES WITH A GAS THE IMPROVEMENT WHICH COMPRISES PROPELLING THE MISSILE WITH THE GASEOUS REACTION PRODUCT OBTAINED BY IGNITING A MIXTURE CONSISTING ESSENTIALLY OF POWDERED MAGNESIUM AND MGSO47H2O WHEREIN SAID MAGNESIUM POWDER IS PRESENT IN AN AMOUNT BETWEEN ABOUT STOICHIOMETRIC AND TWICE STOICHIOMETRIC WITH RESPECT TO SAID MGSO4.7H2O.
Claim 2
Dependent Claim
53 words
IN THE METHOD OF PROPELLING MISSILES WITH A GAS THE IMPROVEMENT WHICH COMPRISES PROPELLING THE MISSILE WITH THE GASEOUS REACTION PRODUCT OBTAINED BY IGNITING A MIXTURE CONSISTING ESSENTIALLY OF POWDERED MAGNESIUM AND MGSO47H2O WHEREIN SAID MAGNESIUM POWDER IS PRESENT IN AN AMOUNT BETWEEN ABOUT STOICHIOMETRIC AND TWICE STOICHIOMETRIC WITH RESPECT TO SAID MGSO4.7H2O.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |