US2999485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preconditioning air for use in the oxidation of hydrocarbon fuels
Assignee: Individual
•
Filing: 1960-03-28
•
Granted: 1961-09-12
•
Expires: 1980-03-28
Abstract
No abstract record available.
Inventors
- 👤 James H Lundy
- 👤 Herman G Rempel
- 👤 Slavich Ralph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:42
CPC Classifications
F; F02; F02M; F02M27/00; F02M27/02; F02M25/00; Y; Y10; Y10S; Y10S55/00; Y10S55/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
IN THE OPERATION OF AN INTERNAL COMBUSTION ENGINE HAVING A COMBUSTION CHAMBER, THE STEPS OF INTRODUCING A POWDERED CUPRIC SALT INTO THE COMBUSTION CHAMBER WITH FUEL AND THE CUPRIC SALT IN THE COMBUSTION CHAMBER WHEREBY THE LATTER FORMS COPPER OXIDE WHICH ACTS AS A CATALYST IN THE OXIDATION OF THE FUEL.
Claim 2
Dependent Claim
51 words
IN THE OPERATION OF AN INTERNAL COMBUSTION ENGINE HAVING A COMBUSTION CHAMBER, THE STEPS OF INTRODUCING A POWDERED CUPRIC SALT INTO THE COMBUSTION CHAMBER WITH FUEL AND THE CUPRIC SALT IN THE COMBUSTION CHAMBER WHEREBY THE LATTER FORMS COPPER OXIDE WHICH ACTS AS A CATALYST IN THE OXIDATION OF THE FUEL.
References Cited (Backward Citations)
US2086775A
Cited
US2197498A
Cited
US2477098A
Cited
US2460700A
Cited
US2552555A
Cited
US2839037A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-11 | 1965-03-13 | 1965-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-11 | 1969-03-13 | 1969-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-11 | 1973-03-13 | 1973-09-12 | $7700.00 | Window Closed / Lapsed |