US2955032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High energy fuels containing ethylene imine
Assignee: Individual
•
Filing: 1957-06-28
•
Granted: 1960-10-04
•
Expires: 1977-06-28
Abstract
No abstract record available.
Inventors
- 👤 Osborg Hans
- 👤 Horvitz David
- 👤 Amos H Pope
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:36
CPC Classifications
C; C07; C07D; C07D203/00; C07D203/04; C07D203/06; C07D203/08; C06; C06B; C06B43/00; C06B47/00; C06B47/02; C06B47/08; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/232
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A FUEL COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN IGNITIBLE LIQUID COMPONENT SELECTED FROM THE GROUP CONSISTING OF A LOWER ALKYL AMINE AND HYDRAZINE AND ETHYLENE IMINE IN AMOUNT TO INCREASE THE SPECIFIC IMPULSE OF THE COMPOSITION.
Claim 2
Dependent Claim
37 words
A FUEL COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN IGNITIBLE LIQUID COMPONENT SELECTED FROM THE GROUP CONSISTING OF A LOWER ALKYL AMINE AND HYDRAZINE AND ETHYLENE IMINE IN AMOUNT TO INCREASE THE SPECIFIC IMPULSE OF THE COMPOSITION.
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) | 1963-10-04 | 1964-04-04 | 1964-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-04 | 1968-04-04 | 1968-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-04 | 1972-04-04 | 1972-10-04 | $7700.00 | Window Closed / Lapsed |