Patent US2989464A successfully refreshed from Google Patents.
US2989464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized suspensions of calcium acetate in oil
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1959-12-23
•
Granted: 1961-06-20
•
Expires: 1979-12-23
Abstract
No abstract record available.
Inventors
- 👤 Panzer Jerome
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:37
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/08; C10M2215/082; C10M2215/24; C10M2215/28; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/043
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
43 words
A LUBRICATING COMPOSITION COMPRISING A MAJOR PROPORTION OF MINERAL LUBRICATING OIL, 1 TO 20 WT. PERCENT OF CALCIUM ACETATE AND 0.1 TO 10.0 WT. PERCENT OF AN ADDITIVE MIXTURE CONSISTING OF 20 TO 80 WT. PERCENT OF AN ALKYLOL AMIDE OF THE FORMULA:
Claim 2
Dependent Claim
43 words
A LUBRICATING COMPOSITION COMPRISING A MAJOR PROPORTION OF MINERAL LUBRICATING OIL, 1 TO 20 WT. PERCENT OF CALCIUM ACETATE AND 0.1 TO 10.0 WT. PERCENT OF AN ADDITIVE MIXTURE CONSISTING OF 20 TO 80 WT. PERCENT OF AN ALKYLOL AMIDE OF THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-06-19 | 1964-12-19 | 1965-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-19 | 1968-12-19 | 1969-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-19 | 1972-12-19 | 1973-06-20 | $7700.00 | Window Closed / Lapsed |