US3070546A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nitrogen-, phosphorus- and sulfurcontaining lubricants
Assignee: Lubrizol Corp
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Filing: 1959-01-16
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Granted: 1962-12-25
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Expires: 1979-01-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas A Butler
- 👤 Rhodes Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:47
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C10; C10M; C10M141/00; C10M141/10; C10M2203/00; C10M2203/06; C10M2205/00; C10M2205/02; C10M2205/026; C10M2205/22; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/027; C10M2207/028; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/125; C10M2207/129; C10M2207/22; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2211/00; C10M2211/02; C10M2211/08; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/06; C10M2215/08; C10M2215/082; C10M2215/24; C10M2215/28; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/046; C10M2219/06; C10M2219/062; C10M2219/08; C10M2219/082; C10M2219/087; C10M2219/088; C10M2219/089; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10M2223/06; C10M2223/061; C10M2223/12; C10M2225/00; C10M2225/04; C10M2225/041; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/04; C10N2040/00; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/08; C10N2040/30; C10N2040/32; C10N2040/34; C10N2040/36; C10N2040/38; C10N2040/40; C10N2040/42; C10N2040/44; C10N2040/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
A LUBRICANT COMPOSITION CONSISTING ESSENTIALLY OF A MAJOR PROPORTION OF A MINERAL LUBRICATING OIL AND IN COMBINATION THEREWITH FROM ABOUT 0.01 TO ABOUT 2.0 PERCENT BY WEIGHT OF PHOSPHORUS OF AN OIL-SOLUBLE GROUP II METAL PHOSPHORODITHIOATE AND FROM ABOUT 0.05 TO ABOUT 3.0 PERCENT BY WEIGHT OF AN OIL-SOLUBLE CARBOXY AMIDE HAVING THE STRUCTURAL FORMULA
Claim 2
Dependent Claim
55 words
A LUBRICANT COMPOSITION CONSISTING ESSENTIALLY OF A MAJOR PROPORTION OF A MINERAL LUBRICATING OIL AND IN COMBINATION THEREWITH FROM ABOUT 0.01 TO ABOUT 2.0 PERCENT BY WEIGHT OF PHOSPHORUS OF AN OIL-SOLUBLE GROUP II METAL PHOSPHORODITHIOATE AND FROM ABOUT 0.05 TO ABOUT 3.0 PERCENT BY WEIGHT OF AN OIL-SOLUBLE CARBOXY AMIDE HAVING THE STRUCTURAL FORMULA
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) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |