US3125528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of lubricating automotive
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:46
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2205/00; C10M2205/04; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/026; C10M2207/027; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/086; C10M2209/10; C10M2209/102; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/062; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/08; C10M2219/082; C10M2219/087; C10M2219/088; C10M2219/089; C10M2219/10; C10M2219/104; C10M2219/108; C10M2225/00; C10M2225/04; C10M2225/041; C10M2227/00; C10M2227/06; C10M2227/061; C10M2227/08; C10N; C10N2010/00; C10N2010/04; C10N2010/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
IN THE LUBRICATION OF THE POWER TRAIN OF AN AUTOMOTIVE VEHICLE HAVING A TRANSAXLE UNIT COMPRISING REAR AXLE HYPOID GEARS AND A HYDRAULIC TRANSMISSION, THE IMPROVEMENT WHICH COMPRISES SUPPLYING TO BOTH THE REAR AXLE GEARS AND TO THE TRANSMISSION A LUBRICATING COMPOSTION CONSISTING ESSENTIALLY OF A MAJOR AMOUNT OF A LUBRICATING OIL, SELECTED FROM THE GROUP CONSISTING OF MINERAL LUBRICATING OIL AND A SYNTHETIC CARBOXYLIC ACID ESTER LUBRICATING OIL, AND FROM ABOUT 0.1 TO 10 PERCENT BY WEIGHT OF AN ORGANIC BORON COMPOUND OF THE CLASS REPRESENTED BY THE FORMULAS:
Claim 2
Dependent Claim
90 words
IN THE LUBRICATION OF THE POWER TRAIN OF AN AUTOMOTIVE VEHICLE HAVING A TRANSAXLE UNIT COMPRISING REAR AXLE HYPOID GEARS AND A HYDRAULIC TRANSMISSION, THE IMPROVEMENT WHICH COMPRISES SUPPLYING TO BOTH THE REAR AXLE GEARS AND TO THE TRANSMISSION A LUBRICATING COMPOSTION CONSISTING ESSENTIALLY OF A MAJOR AMOUNT OF A LUBRICATING OIL, SELECTED FROM THE GROUP CONSISTING OF MINERAL LUBRICATING OIL AND A SYNTHETIC CARBOXYLIC ACID ESTER LUBRICATING OIL, AND FROM ABOUT 0.1 TO 10 PERCENT BY WEIGHT OF AN ORGANIC BORON COMPOUND OF THE CLASS REPRESENTED BY THE FORMULAS:
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |