US3219582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricants and fuels containing saccharide polydicarboxylate half-esters
Assignee: Monsanto Co
•
Filing: 1963-04-22
•
Granted: 1965-11-23
•
Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 Van R Gaertner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:28
CPC Classifications
C; C07; C07H; C07H13/00; C07H13/02; C07H13/04; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10M; C10M1/00; C10M1/08; C10L1/18; C10L1/19; C10L1/191; C10L1/22; C10L1/222; C10L1/2222; C10L1/232; C10M2207/00; C10M2207/28; C10M2207/287; C10M2209/00; C10M2209/12; C10M2211/00; C10M2211/02; C10M2211/04; C10M2211/044; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/24; C10M2215/26; C10M2227/00; C10M2227/08; C10M2227/082; C10N; C10N2040/00; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/25; C10N2040/251; C10N2040/255; C10N2040/28
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
35 words
A LUBRICATING OIL CONTAINING A SMALL AMOUNT, SUFFICIENT TO INHIBIT RUSTING OF A PRIMARY AMINE SALT OF A POLY-O-(B-CARBOXYACYL) SUGAR HAVING AT LEAST 10 AND NO MORE THAN 24 CARBON ATOMS IN THE CARBOXYACYL GROUP.
References Cited (Backward Citations)
US2548347A
Cited
US2830021A
Cited
US2973353A
Cited
US2868629A
Cited
US3117091A
Cited
US3046102A
Cited
US2982634A
Cited
US3053830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |