US2739915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple action lubricating composition
Assignee: Individual
•
Filing: 1950-07-20
•
Granted: 1956-03-27
•
Expires: 1970-07-20
Abstract
No abstract record available.
Inventors
- 👤 Schuster Ludwig Karl
- 👤 Whitenight Harvey Aurand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:58
CPC Classifications
C; C10; C10M; C10M111/00; C10M111/02; C10M2201/00; C10M2201/02; C10M2201/06; C10M2201/062; C10M2201/065; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/083; C10M2201/084; C10M2201/085; C10M2201/086; C10M2201/10; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/123; C10M2207/125; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/287; C10M2207/288; C10M2207/289; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/109; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/10; C10M2215/20; C10M2215/202; C10M2215/22; C10M2215/221; C10M2215/223; C10M2215/224; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/26; C10M2215/30; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/04; C10M2219/042; C10M2219/08; C10M2219/082; C10M2223/00; C10M2223/06; C10M2223/061; C10N; C10N2010/00; C10N2010/10; C10N2040/00; C10N2040/20; C10N2040/22; C10N2070/00; C10N2070/02; C10N2080/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
74 words
A RELATIVELY STABLE MULTIPLE ACTION LUBRICATING COMPOSITION FOR APPLICATION TO A STEEL WORK PIECE SUBSTANTIALLY OF FERRITIC CRYSTAL STRUCTURE, TO PROVIDE ON THE WORK PIECE BOTH A CHEMICALLY DEPOSITED COATING CAPABLE OF PROVIDING A HIGH DEGREE OF SEPARATION OF WORK AND TOOL DURING COLD WORKING OF THE PIECE AND AN ORGANIC FRICTION REDUCING SUBSTANCE, SAID COMPOSITION COMPRISING. 21.6% OF AN ORGANIC AMIDE LUBRICANT HAVING THE FOLLOWING MOLECULAR COMPOSITION: 1 MOLE GLYCERINE MONO-FATTY ACID ESTER,
Claim 2
Dependent Claim
74 words
A RELATIVELY STABLE MULTIPLE ACTION LUBRICATING COMPOSITION FOR APPLICATION TO A STEEL WORK PIECE SUBSTANTIALLY OF FERRITIC CRYSTAL STRUCTURE, TO PROVIDE ON THE WORK PIECE BOTH A CHEMICALLY DEPOSITED COATING CAPABLE OF PROVIDING A HIGH DEGREE OF SEPARATION OF WORK AND TOOL DURING COLD WORKING OF THE PIECE AND AN ORGANIC FRICTION REDUCING SUBSTANCE, SAID COMPOSITION COMPRISING. 21.6% OF AN ORGANIC AMIDE LUBRICANT HAVING THE FOLLOWING MOLECULAR COMPOSITION: 1 MOLE GLYCERINE MONO-FATTY ACID ESTER,
Claim 3
Dependent Claim
30 words
6% OF PHOSPHORIC ACID (70% H3PO4), 18.8% OF AN ACID ZINC PHOSPHATE SOLUTION CONTAINING 178 GRAMS ZINC/LITER AND 1200 GRAMS OF PHOSPHORIC ACID (70% H3PO4)/LITER, 50.0% H2O, WHERE RCO- AND
Claim 4
Dependent Claim
30 words
6% OF PHOSPHORIC ACID (70% H3PO4), 18.8% OF AN ACID ZINC PHOSPHATE SOLUTION CONTAINING 178 GRAMS ZINC/LITER AND 1200 GRAMS OF PHOSPHORIC ACID (70% H3PO4)/LITER, 50.0% H2O, WHERE RCO- AND
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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) | 1959-03-27 | 1959-09-26 | 1960-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-27 | 1963-09-26 | 1964-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-27 | 1967-09-26 | 1968-03-27 | $7700.00 | Window Closed / Lapsed |