US3050466A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roll oil containing a phosphorus acid ester and an oil-miscible dicarboxylic acid
Assignee: Texaco Inc
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Filing: 1955-12-19
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Granted: 1962-08-21
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Expires: 1975-12-19
Abstract
No abstract record available.
Inventors
- 👤 Theodore C Heisig
- 👤 Jr Patrick J Keating
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:23
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/026; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/129; C10M2207/22; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10N; 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
85 words
A ROLL OIL FOR USE IN THE COLD ROLLING OF METALS COMSISTING ESSENTIALLY OF A MINERAL LUBRICATING OIL OF ABOUT 50110 SECONDS SAYBOLT UNIVERSAL VISCOSITY AT 100* F, CONTAINING ABOUT 1.5 PERCENT BY WEIGHT OF AN TRICRESYL PHOSPHATE AND ABOUT 0.015 PERCENT BY WEIGHT OF AN ALIPHATIC DICARCARBOXYLIC ACID WHEREIN THE CARBOXY GROUPS ARE SEPARATED BY 1-4 CARBON ATOMS AND HAVING A C6-20 ALIPHATIC HYDROCARBON SUBSTITUENT GROUP, THE SAID ROLL OIL BEING SUBSTANTIALLY NON-STAINING TO STEEL WHEN IT IS BURNED OFF DURING AN ANNEALING PROCESS.
Claim 2
Dependent Claim
85 words
A ROLL OIL FOR USE IN THE COLD ROLLING OF METALS COMSISTING ESSENTIALLY OF A MINERAL LUBRICATING OIL OF ABOUT 50110 SECONDS SAYBOLT UNIVERSAL VISCOSITY AT 100* F, CONTAINING ABOUT 1.5 PERCENT BY WEIGHT OF AN TRICRESYL PHOSPHATE AND ABOUT 0.015 PERCENT BY WEIGHT OF AN ALIPHATIC DICARCARBOXYLIC ACID WHEREIN THE CARBOXY GROUPS ARE SEPARATED BY 1-4 CARBON ATOMS AND HAVING A C6-20 ALIPHATIC HYDROCARBON SUBSTITUENT GROUP, THE SAID ROLL OIL BEING SUBSTANTIALLY NON-STAINING TO STEEL WHEN IT IS BURNED OFF DURING AN ANNEALING PROCESS.
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) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |