Patent US2844451A successfully refreshed from Google Patents.
US2844451A
Expired / Lapsed
US
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Fuels containing deposit control additives
Assignee: Texaco Inc
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Filing: 1956-02-24
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Granted: 1958-07-22
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Expires: 1976-02-24
Abstract
No abstract record available.
Inventors
- 👤 Alpert Norman
- 👤 Robert Y Heisler
- 👤 Stanley R Newman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:06
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/19; C10L1/191; C10L1/1915; C10L1/192; C10L1/198; C10L1/1985; C10L1/1986
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
20 words
A NORMALLY LIQUID HYDROCARBON FUEL FOR INTERNAL COMBUSTION ENGINES CONTAINING A POLYMETHYLENE GLYCOL BIS(GLYCOL ETHER CARBONATE) OF THE GENERAL FORMULA
Claim 2
Dependent Claim
20 words
A NORMALLY LIQUID HYDROCARBON FUEL FOR INTERNAL COMBUSTION ENGINES CONTAINING A POLYMETHYLENE GLYCOL BIS(GLYCOL ETHER CARBONATE) OF THE GENERAL FORMULA
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) | 1961-07-21 | 1962-01-20 | 1962-07-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-21 | 1966-01-20 | 1966-07-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-21 | 1970-01-20 | 1970-07-22 | $7700.00 | Window Closed / Lapsed |