US2898735A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rocket propulsion method
Assignee: Standard Oil Co
•
Filing: 1954-08-12
•
Granted: 1959-08-11
•
Expires: 1974-08-12
Abstract
No abstract record available.
Inventors
- 👤 Don R Carmody
- 👤 Evan A Mayerle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 01:20
CPC Classifications
F; F02; F02K; F02K9/00; F02K9/42; F02K9/425; Y; Y10; Y10S; Y10S149/00; Y10S149/12; Y10S149/121
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
A METHOD OF PROPELLING A ROCKET, WHICH METHOD COMPRISES BRINGING TOGETHER SEPARATELY AND SUBSTANTIALLY SIMULTANEOUSLY INTO THE COMBUSTION CHAMBER OF A ROCKET MOTOR, A NITRIC ACID OXIDIZER AND 2-CHLORO-1,3,2-OXATHIAPHOSPHOLANE AND DISCHARGING THE GASEOUS DECOMPOSITION PRODUCTS FROM SAID COMBUSTION CHAMBER THROUGH AN EXIT
Claim 2
Independent Claim
42 words
A METHOD OF PROPELLING A ROCKET, WHICH METHOD COMPRISES BRINGING TOGETHER SEPARATELY AND SUBSTANTIALLY SIMULTANEOUSLY INTO THE COMBUSTION CHAMBER OF A ROCKET MOTOR, A NITRIC ACID OXIDIZER AND 2-CHLORO-1,3,2-OXATHIAPHOSPHOLANE AND DISCHARGING THE GASEOUS DECOMPOSITION PRODUCTS FROM SAID COMBUSTION CHAMBER THROUGH AN EXIT
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) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |