Patent US3287268A successfully refreshed from Google Patents.
US3287268A
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Cutting oil containing defoamant
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1963-11-21
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Granted: 1966-11-22
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Expires: 1983-11-21
Abstract
No abstract record available.
Inventors
- 👤 Frederick E Tice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:25
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2211/00; C10M2211/02; C10M2211/024; C10M2211/04; C10M2211/044; C10M2211/06; C10M2211/08; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10N; C10N2040/00; C10N2040/20; C10N2040/22; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
AN IMPROVED CUTTING OIL HAVING A REDUCED TENDENCY TO FORM FOAM WHICH COMPRISES A MAJOR PROPORTION OF A LUBRICATING OIL HAVING A VISOCITY AT 100*F. WITHIN THE RANGE BETWEEN ABOUT 90 TO 500 SUS, ABOUT 0.05 TO 10 WEIGHT PERCENT OF AN OIL-SOLUBLE COMPOUND SELECTED FROM THE GROUP CONSISTING OF SULFURIZED COMPOUNDS AND CHLORINATED COMPOUNDS, AND ABOUT 0.05 TO 0.5 VOLUME PERCENT OF A MIXTURE OF (A) AN ALKENYL SUCCINIC ACID AND (B) THE MONOESTER OF AN ALKENYL SUCCINIC ACID AND A GLYCOL CONTAINING 2 TO 4 CARBON ATOMS; WHEREIN SAID ALKENYL GROUPS IN SAID ACID AND IN SAID ESTER EACH CONTAIN ABOUT 8 TO 30 CARBON ATOMS.
Claim 2
Dependent Claim
108 words
AN IMPROVED CUTTING OIL HAVING A REDUCED TENDENCY TO FORM FOAM WHICH COMPRISES A MAJOR PROPORTION OF A LUBRICATING OIL HAVING A VISOCITY AT 100*F. WITHIN THE RANGE BETWEEN ABOUT 90 TO 500 SUS, ABOUT 0.05 TO 10 WEIGHT PERCENT OF AN OIL-SOLUBLE COMPOUND SELECTED FROM THE GROUP CONSISTING OF SULFURIZED COMPOUNDS AND CHLORINATED COMPOUNDS, AND ABOUT 0.05 TO 0.5 VOLUME PERCENT OF A MIXTURE OF (A) AN ALKENYL SUCCINIC ACID AND (B) THE MONOESTER OF AN ALKENYL SUCCINIC ACID AND A GLYCOL CONTAINING 2 TO 4 CARBON ATOMS; WHEREIN SAID ALKENYL GROUPS IN SAID ACID AND IN SAID ESTER EACH CONTAIN ABOUT 8 TO 30 CARBON ATOMS.
References Cited (Backward Citations)
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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) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |