US3124531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal working lubricant
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:48
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/02; C10M2207/021; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/105; C10N; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/20; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
A METAL WORKING LUBRICANT CONSISTING ESSENTIALLY OF AN ADDITIVE DISSOLVED IN A LIGHT PETROLEUM OIL HAVING A VISCOSITY BETWEEN 30 AND 80 SAYBOLT SECONDS, UNIVERSAL, AT 100*F., THE ADDITIVE CONSTITUTING ABOUT 1 TO 25%, BY WEIGHT, OF THE OIL, THE ADDITIVE BEING A MIXTURE OF FATTY ALCOHOLS OF THE GENERAL FORMULA R-OH, WHERE R IS A STRAIGHT PARAFFNIC CHAIN OF FROM 10 TO 20 CARBON ATOMS WITH NOT MORE THAN ONE DOUBLE BOND, AND POLYPROPYLENE GLYCOL HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN 134 AND 4000, THE POLYPROPYLENE GLYCOL AMOUNTING TO ABOUT 1 TO 75%, BY WEIGHT, OF THE ADDITIVE.
Claim 2
Dependent Claim
99 words
A METAL WORKING LUBRICANT CONSISTING ESSENTIALLY OF AN ADDITIVE DISSOLVED IN A LIGHT PETROLEUM OIL HAVING A VISCOSITY BETWEEN 30 AND 80 SAYBOLT SECONDS, UNIVERSAL, AT 100*F., THE ADDITIVE CONSTITUTING ABOUT 1 TO 25%, BY WEIGHT, OF THE OIL, THE ADDITIVE BEING A MIXTURE OF FATTY ALCOHOLS OF THE GENERAL FORMULA R-OH, WHERE R IS A STRAIGHT PARAFFNIC CHAIN OF FROM 10 TO 20 CARBON ATOMS WITH NOT MORE THAN ONE DOUBLE BOND, AND POLYPROPYLENE GLYCOL HAVING AN AVERAGE MOLECULAR WEIGHT BETWEEN 134 AND 4000, THE POLYPROPYLENE GLYCOL AMOUNTING TO ABOUT 1 TO 75%, BY WEIGHT, OF THE ADDITIVE.
References Cited (Backward Citations)
US2605224A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |