US2866755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ester-base lubricant containing non-corrosive ep agent
Assignee: Texaco Inc
•
Filing: 1955-05-31
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Granted: 1958-12-30
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Expires: 1975-05-31
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Tierney
- 👤 Robert H Krug
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:50
CPC Classifications
C; C10; C10M; C10M3/00; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/12; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/283; C10M2207/30; C10M2207/302; C10M2207/304; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/11; C10M2209/111; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/14; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/06; C10M2219/08; C10M2219/082; C10M2219/084; C10M2219/10; C10M2219/104; C10M2219/108; C10M2221/00; C10M2221/04; C10M2221/043; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2229/00; C10M2229/04; C10M2229/041; C10N; C10N2030/00; C10N2030/08; C10N2040/00; C10N2040/12; C10N2040/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A LUBRICANT COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ALIPHATIC CARBOXYLIC ACID ESTER OF LUBRICATING OIL CHARACTERISTICS AND DI(O-CHLOROPHENYL) PHENYL PHOSPHATE IN AN AMOUNT SUFFICIENT TO IMPART EP AND ANTI-WEAR PROPERTIES TO SAID COMPOSITION.
Claim 2
Dependent Claim
34 words
A LUBRICANT COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF AN ALIPHATIC CARBOXYLIC ACID ESTER OF LUBRICATING OIL CHARACTERISTICS AND DI(O-CHLOROPHENYL) PHENYL PHOSPHATE IN AN AMOUNT SUFFICIENT TO IMPART EP AND ANTI-WEAR PROPERTIES TO SAID COMPOSITION.
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) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |