US2801969A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating greases thickened with soaps obtained by alkali fusion of amino alcohols
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1953-02-02
•
Granted: 1957-08-06
•
Expires: 1973-02-02
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Morway
- 👤 Jeffrey H Bartlett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:06
CPC Classifications
C; C10; C10M; C10M5/00; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/10; C10M2201/102; C10M2201/103; C10M2201/105; C10M2207/00; C10M2207/04; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/123; C10M2207/124; C10M2207/125; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/24; C10M2215/26; C10M2227/00; C10M2227/02; C10N; C10N2010/00; C10N2010/02; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
A LUBRICATING GREASE COMPRISING A LUBRICATING OIL AND A GREASE MAKING PROPORTION OF A GREASE THICKENER COMPPRISING AN ALKALI METAL SOAP OF AN ORGANIC ACID PRODUCED BY FUSING AN AMINO ALCOHOL WITH ALKALI AT A TEMPERATURE IN THE RANGE OF 400 TO 620* F. UBTIL GAS EVELUTION SUBSTANTIALLY CEASES, SAID ALCOHOL HAVING ABOUT 10 TO 50 CARBON ATOMS PER MOLECULE AND HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
65 words
A LUBRICATING GREASE COMPRISING A LUBRICATING OIL AND A GREASE MAKING PROPORTION OF A GREASE THICKENER COMPPRISING AN ALKALI METAL SOAP OF AN ORGANIC ACID PRODUCED BY FUSING AN AMINO ALCOHOL WITH ALKALI AT A TEMPERATURE IN THE RANGE OF 400 TO 620* F. UBTIL GAS EVELUTION SUBSTANTIALLY CEASES, SAID ALCOHOL HAVING ABOUT 10 TO 50 CARBON ATOMS PER MOLECULE AND HAVING THE GENERAL FORMULA
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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) | 1960-08-05 | 1961-02-04 | 1961-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-05 | 1965-02-04 | 1965-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-05 | 1969-02-04 | 1969-08-06 | $7700.00 | Window Closed / Lapsed |