US2605224A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metalworking lubricant
Assignee: Shell Development Co
•
Filing: 1949-06-24
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Granted: 1952-07-29
•
Expires: 1969-06-24
Abstract
No abstract record available.
Inventors
- 👤 Jahn Edward Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:57
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2205/00; C10M2205/14; C10M2205/16; C10M2205/17; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/023; C10M2207/026; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/128; C10M2207/129; C10M2207/16; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/284; C10M2207/285; C10M2207/286; C10M2207/287; C10M2207/288; C10M2207/289; C10M2207/34; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/109; C10M2211/00; C10M2211/02; C10M2211/024; C10M2211/04; C10M2211/044; C10M2211/06; C10M2211/08; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/24; C10M2215/26; C10M2219/00; C10M2219/02; C10M2219/024; C10M2219/08; C10M2219/082; C10M2219/083; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/10; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2010/14; C10N2010/16; C10N2040/00; C10N2040/20; C10N2040/22; 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
45 words
A METAL WORKING LUBRICANT COMPRISING A SULFURIC ACID-TREATED LIGHT LIQUID HYDROCARBON HAVING A BOILING RANGE OF FROM 300* F. TO ABOUT 700* F. HAVING INCORPORATED THEREIN FROM 3 TO 10% OF A FATTY MATERIAL SELECTED FROM THE CLASS CONSISTING OF LANOLIN, OLEYL ALCOHOL AND OLEIN.
Claim 2
Dependent Claim
45 words
A METAL WORKING LUBRICANT COMPRISING A SULFURIC ACID-TREATED LIGHT LIQUID HYDROCARBON HAVING A BOILING RANGE OF FROM 300* F. TO ABOUT 700* F. HAVING INCORPORATED THEREIN FROM 3 TO 10% OF A FATTY MATERIAL SELECTED FROM THE CLASS CONSISTING OF LANOLIN, OLEYL ALCOHOL AND OLEIN.
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) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |