US2613182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Keto-acid soap greases
Assignee: Standard Oil Development Co
•
Filing: 1950-01-05
•
Granted: 1952-10-07
•
Expires: 1970-01-05
Abstract
No abstract record available.
Inventors
- 👤 Lorne W Sproule
- 👤 Warren C Pattenden
- 👤 Laurence F King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:22
CPC Classifications
C; C10; C10M; C10M5/00; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/24; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
28 words
A LUBRICATING GREASE COMPOSITION COMPRISING A MAJOR PROPORTION OF LUBRICATING OIL THICKENED TO A GREASE CONSISTENCY WITH A MINOR PROPORTION OF A METAL SOAP OF 12-KETO STEARIC ACID.
Claim 2
Dependent Claim
28 words
A LUBRICATING GREASE COMPOSITION COMPRISING A MAJOR PROPORTION OF LUBRICATING OIL THICKENED TO A GREASE CONSISTENCY WITH A MINOR PROPORTION OF A METAL SOAP OF 12-KETO STEARIC ACID.
References Cited (Backward Citations)
US2223473A
Cited
US2380960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |