US3455831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Imines containing a polyalkenylsuccinic anhydride substituent
Assignee: Monsanto Co
•
Filing: 1963-09-27
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Granted: 1969-07-15
•
Expires: 1983-09-27
Abstract
No abstract record available.
Inventors
- 👤 James B Davis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:34
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/18; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/234; C10L1/238; C10L1/2383; C10M; C10M133/00; C10M133/52; C10M133/56; C10M2203/00; C10M2203/06; C10M2205/00; C10M2205/02; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/086; C10M2215/24; C10M2215/28; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10M2225/00; C10M2225/04; C10M2225/041; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/04; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
6 words
A COMPOUND REPRESENTED BY THE STRUCTURE
Claim 2
Dependent Claim
6 words
A COMPOUND REPRESENTED BY THE STRUCTURE
Claim 3
Dependent Claim
25 words
A COMPOSITION COMPRISING A MAJOR AMOUNT OF A LUBRICATING OIL AND FROM ABOUT 0.05% TO ABOUT 25% BY WEIGHT OF A COMPOUND OF CLAIM 1.
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) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |