US2900788A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket fuel and fuel additive
Assignee: ATK Launch Systems LLC
•
Filing: 1955-01-20
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Granted: 1959-08-25
•
Expires: 1975-01-20
Abstract
No abstract record available.
Inventors
- 👤 Robert S Felberg
- 👤 Jack R Gould
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:14
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222; C06; C06B; C06B23/00; C06B23/007; Y; Y10; Y10S; Y10S149/00; Y10S149/12
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
18 words
IN THE PROCESS OF PROPELLING A ROCKET, THE STEPS WHICH COMPRISE FORMING A HYPERGOLIC PROPELLANT BY MIXING NOT
References Cited (Backward Citations)
US2617827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |