US3753905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Two cycle lubrication
Assignee: Total Petrochemicals and Refining USA Inc
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Filing: 1970-09-18
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Granted: 1973-08-21
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Expires: 1990-09-18
Abstract
Abstract A LUBRICANT WHICH WILL BE MIXED WITH THE LIQUID ENGINE FUEL IS PROVIDED FOR A TWO-CYCLE ENGINE, THE LUBRICANT COMPRISING A MAJOR PROPORTION OF A POLYBUTUNE, A MINOR PROPORTION OF A MINERAL OIL AND A MINOR PROPORTION OF AN ADDITIVE, SUCH LUBRICANT HAVING TEPROPETIES OF RESOLVING MOST OF THE PROBLEMS ATTENDING TWO-CYCLE ENGINE OPERATION.
Inventors
- 👤 G Souillard
- 👤 Quaethoven F Van
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:59
CPC Classifications
C; C10; C10M; C10M111/00; C10M111/04; C10M2203/00; C10M2203/10; C10M2203/104; C10M2203/106; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/02; C10M2207/023; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/086; C10M2215/24; C10M2215/26; C10M2215/28; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/04; C10M2219/046; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10M2223/06; C10M2223/065; C10N; C10N2010/00; C10N2010/04; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/25; C10N2040/251; C10N2040/255; C10N2040/26; C10N2040/28
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-20 | 1977-02-19 | 1977-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-20 | 1981-02-19 | 1981-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-20 | 1985-02-19 | 1985-08-21 | $7700.00 | Window Closed / Lapsed |