Patent US3280032A successfully refreshed from Google Patents.
US3280032A
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Lubricants containing 2, 2-dihaloethylene imines
Assignee: Standard Oil Co
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Filing: 1963-11-27
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Granted: 1966-10-18
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Expires: 1983-11-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph M Sandri
- 👤 Ellis K Fields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 11:07
CPC Classifications
C; C07; C07D; C07D203/00; C07D203/04; C07D203/06; C07D203/08; C10; C10M; C10M1/00; C10M1/08; C10M2205/00; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/14; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10N; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
AN EXTREME PRESSURE LUBRICANT COMPOSITION WHICH COMPRISES A LUBRICATING OIL CONTAINING A SMALL AMOUNT SUFFICIENT TO IMPART EXTREME PRESSURE PROPERTIES OF AN OILSOLUBLE CHEMICAL COMPOUND HAVING THE FOLLOWING STRUCTURAL FORMULA:
Claim 2
Dependent Claim
30 words
AN EXTREME PRESSURE LUBRICANT COMPOSITION WHICH COMPRISES A LUBRICATING OIL CONTAINING A SMALL AMOUNT SUFFICIENT TO IMPART EXTREME PRESSURE PROPERTIES OF AN OILSOLUBLE CHEMICAL COMPOUND HAVING THE FOLLOWING STRUCTURAL FORMULA:
References Cited (Backward Citations)
US2121824A
Cited
US2892871A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |