US3083163A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Acetate greases
Assignee: North Atlantic Energies SA
•
Filing: 1960-01-18
•
Granted: 1963-03-26
•
Expires: 1980-01-18
Abstract
No abstract record available.
Inventors
- 👤 Perrus Roger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:35
CPC Classifications
C; C10; C10M; C10M5/00; C08; C08F; C08F22/00; C08F222/00; C08F222/10; C08F222/12; C08F222/14; C08F222/145; C08F8/00; C08F2800/00; C08F2800/20; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/10; C10M2201/102; C10M2201/103; C10M2201/105; C10M2203/00; C10M2205/00; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/02; C10M2209/04; C10M2209/06; C10M2209/062; C10M2209/08; C10M2209/082; C10M2209/084; C10M2209/086; C10M2209/10; C10M2209/102; C10M2209/103; C10M2209/104; C10M2209/105; C10M2213/00; C10M2213/04; C10M2213/06; C10M2217/00; C10M2217/02; C10M2217/022; C10M2217/023; C10M2217/026; C10M2221/00; C10M2221/02; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/08; C10N2040/00; C10N2040/02; C10N2050/00; C10N2050/10; C10N2060/00; C10N2060/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A GREASE COMPOSITION COMPRISING A BASE OIL THICKENED TO GREASE CONSISTENCY WITH A THICKENER SELECTED FROM THE GROUP CONSISTING OF INORGANIC THICKNERS AND ORGANIC THICKENERS AND CONTAINING 0.1 TO 5 WT. PERCENT OF AN OIL-SOLUBLE COPOLYMER WHEREIN SAID OIL-SOLUBLE COPOLYMER IS FORMED BY POLYMERIZING A FEED MIXTURE COMPRISING FROM 40 TO 70 WT. PERCENT OF THE DIESTER DERIVED FROM AN A-B UNSATURATED DICARBOXYLIC ACID AND A C1-C20 ALIPHATIC ALCOHOL, FROM 10 TO 40 WT. PERCENT OF THE DIESTER DERIVED FROM AN A-B UNSATURATED DICARBOXYLIC ACID WHEREIN ONE CARBOXY GROUP HAS BEEN ESTERFIED WITH A C1-C20 ALIPHATIC ALCOHOL AND WHEREIN THE REMAINING CARBOXYL GROUP HAS BEEN REACTED WITH FROM 1 TO 30 MOLES OF A C2-C6 ALKYLENE OXIDE AND THE BALANCE OF SAID FEED MIXTURE BEING THE ESTER OF AN UNSATURATED ALCOHOL HAVING A VINYL GROUP AND A C1 TO C6 MONOCARBOXYLIC ACID.
Claim 2
Dependent Claim
142 words
A GREASE COMPOSITION COMPRISING A BASE OIL THICKENED TO GREASE CONSISTENCY WITH A THICKENER SELECTED FROM THE GROUP CONSISTING OF INORGANIC THICKNERS AND ORGANIC THICKENERS AND CONTAINING 0.1 TO 5 WT. PERCENT OF AN OIL-SOLUBLE COPOLYMER WHEREIN SAID OIL-SOLUBLE COPOLYMER IS FORMED BY POLYMERIZING A FEED MIXTURE COMPRISING FROM 40 TO 70 WT. PERCENT OF THE DIESTER DERIVED FROM AN A-B UNSATURATED DICARBOXYLIC ACID AND A C1-C20 ALIPHATIC ALCOHOL, FROM 10 TO 40 WT. PERCENT OF THE DIESTER DERIVED FROM AN A-B UNSATURATED DICARBOXYLIC ACID WHEREIN ONE CARBOXY GROUP HAS BEEN ESTERFIED WITH A C1-C20 ALIPHATIC ALCOHOL AND WHEREIN THE REMAINING CARBOXYL GROUP HAS BEEN REACTED WITH FROM 1 TO 30 MOLES OF A C2-C6 ALKYLENE OXIDE AND THE BALANCE OF SAID FEED MIXTURE BEING THE ESTER OF AN UNSATURATED ALCOHOL HAVING A VINYL GROUP AND A C1 TO C6 MONOCARBOXYLIC ACID.
References Cited (Backward Citations)
US2846392A
Cited
US2936300A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |