US3390089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating oil containing polymeric additive
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1966-10-21
•
Granted: 1968-06-25
•
Expires: 1986-10-21
Abstract
No abstract record available.
Inventors
- 👤 Tirtiaux Robert
- 👤 Tourret Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:40
CPC Classifications
C; C10; C10M; C10M145/00; C10M145/02; C08; C08F; C08F218/00; C08F218/02; C08F218/04; C08F218/10; C08F36/00; C08F36/02; C08F36/20; C10M143/00; C10M143/10; C10M145/06; C10M145/08; C10M145/10; C10M145/12; C10M145/14; C10M145/16; C10M2203/00; C10M2203/10; C10M2205/00; C10M2205/04; C10M2207/00; C10M2207/40; C10M2207/402; C10M2207/404; C10M2209/00; C10M2209/02; C10M2209/06; C10M2209/062; C10M2209/08; C10M2209/082; C10M2209/084; C10M2209/086; C10M2213/00; C10M2213/04; C10M2213/06; C10M2217/00; C10M2217/02; C10M2217/022; C10M2217/023; C10M2217/026; C10M2217/04; C10M2221/00; C10M2221/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2125885A
Cited
US2202846A
Cited
US2375516A
Cited
US2671760A
Cited
US3244631A
Cited
US3251772A
Cited
US3313733A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |