US2673793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Model engine fuel
Assignee: Commercial Solvents Corp
•
Filing: 1950-02-03
•
Granted: 1954-03-30
•
Expires: 1970-02-03
Abstract
No abstract record available.
Inventors
- 👤 John W Brodhacker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:00
CPC Classifications
C; C10; C10L; C10L1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A FUEL CONTAINING A BASE CONSISTING OF METHANOL AND A MONONITROPARAFFINE CONTAINING FROM ONE TO THREE CARBON ATOMS PER MOLECULE, THE SAID FUEL FURTHER CONTAINING 2,2-DINITROPROPANE IN AN AMOUNT SUFFICIENT TO ACT AS AN IGNITION PROMOTER.
Claim 2
Dependent Claim
36 words
A FUEL CONTAINING A BASE CONSISTING OF METHANOL AND A MONONITROPARAFFINE CONTAINING FROM ONE TO THREE CARBON ATOMS PER MOLECULE, THE SAID FUEL FURTHER CONTAINING 2,2-DINITROPROPANE IN AN AMOUNT SUFFICIENT TO ACT AS AN IGNITION PROMOTER.
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) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |