US3049494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power transmitting fluids
Assignee: Sinclair Refining Co
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Filing: 1958-01-15
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Granted: 1962-08-14
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Expires: 1978-01-15
Abstract
No abstract record available.
Inventors
- 👤 Robert C Palmer
- 👤 George J Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 12:06
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2205/00; C10M2205/14; C10M2205/16; C10M2205/17; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2219/00; C10M2219/02; C10M2219/024; C10M2219/04; C10M2219/046; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/041; C10M2229/05; C10N; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
127 words
A POWER TRANSMITTING FLUID WHICH COMPRISES A MAJOR PROPORTION OF A MINERAL OIL AND ON A DRY SOAP BASIS, ABOUT 0.8 WEIGHT PERCENT OF BARIUM DIALKYL DITHIOPHOSPHATE WHEREIN THE ALKYL GROUP CONTAINS FROM 12 TO 18 CARBON ATOMS, ABOUT 0.8 WEIGHT PERCENT OF A DETERGENT BASIC BARIUM SULFONATE MATERIAL SELECTED FROM THE GROUP CONSISTING OF BASIC BARIUM PETROLEUM MAHOGAANY SULFONATE AND CARBONATED BASIC BARIUM PETROLEUM MAHOGANY SULFONATE, ABOUT 0.001 TO 0.003 WEIGHT PERCENT OF A DIMETHYL SILICONE POLYMER ON SILICA GEL, ABOUT 2.5 WEIGHT PERCENT OF SULFURIZED SPERM OIL AND ABOUT 1.5 WEIGHT PERCENT OF A METHACRYLATE POLYMER; SAID BASIC BARIUM SULFONATE MATERIAL HAVING BEEN PREPARED WITH A BARIUM NEUTRALIZING AGENT IN AN AMOUNT IF AT LEAST ABOUR 1.5 TIMES THAT REQUIRED TO OBTAIN THE NORMAL SALT.
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) | 1965-08-13 | 1966-02-12 | 1966-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-13 | 1970-02-12 | 1970-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-13 | 1974-02-12 | 1974-08-14 | $7700.00 | Window Closed / Lapsed |