US2928789A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mineral oil compositions
Assignee: Monsanto Chemicals Ltd
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Filing: 1954-05-07
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Granted: 1960-03-15
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Expires: 1974-05-07
Abstract
No abstract record available.
Inventors
- 👤 Thoburn P Sands
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:01
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/04; C10M2219/044; C10M2219/046; C10M2223/00; C10M2223/12; C10M2225/00; C10M2225/04; C10N; C10N2010/00; C10N2010/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
A LUBRICATING COMPOSITION COMPRISING A MINERAL OIL AND WITH RESPECT TO THE MINERAL OIL ABUT 0.1-10% BY WEIGHT OF AN OIL-SOLUBLE METALLO HYDROCARBON SULFONATE DETERGENT, ABOUT 0.05-3% BY WEIGHT OF AN OIL-SOLUBLE PHOSPHORIZED- AND SULFURIZED-DICYCLIC TERPENE, AND ABOUT 0.05-2% BY WEIGHT OF AN OIL-SOLUBLE SULFURIZED-MONOCYCLIC TERPENE.
Claim 2
Dependent Claim
46 words
A LUBRICATING COMPOSITION COMPRISING A MINERAL OIL AND WITH RESPECT TO THE MINERAL OIL ABUT 0.1-10% BY WEIGHT OF AN OIL-SOLUBLE METALLO HYDROCARBON SULFONATE DETERGENT, ABOUT 0.05-3% BY WEIGHT OF AN OIL-SOLUBLE PHOSPHORIZED- AND SULFURIZED-DICYCLIC TERPENE, AND ABOUT 0.05-2% BY WEIGHT OF AN OIL-SOLUBLE SULFURIZED-MONOCYCLIC TERPENE.
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) | 1963-03-15 | 1963-09-14 | 1964-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-15 | 1967-09-14 | 1968-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-15 | 1971-09-14 | 1972-03-15 | $7700.00 | Window Closed / Lapsed |