Patent US2882230A successfully refreshed from Google Patents.
US2882230A
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Lubricating greases containing alkylbeta-amino propionates
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1953-09-30
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Granted: 1959-04-14
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Expires: 1973-09-30
Abstract
No abstract record available.
Inventors
- 👤 Jeffrey H Bartlett
- 👤 Arnold J Morway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:34
CPC Classifications
C; C10; C10M; C10M5/00; C10M2205/00; C10M2207/00; C10M2207/08; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/282; C10M2207/30; C10M2207/34; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/24; C10M2215/26; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2040/00; C10N2040/02; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A LUBRICANT COMPRISING A MAJOR PROPORTION OF A LUBRICATING OIL AND IN THE RANGE OF 10 TO 40 WEIGHT PERCENT OF A COMPLEX THICKENER CONSISTING OF SIGNIFICANT AMOUNTS OF: (1) A METAL SALT OF A CARBOXYLIC ACID HAVING IN THE RANGE OF 1 TO 5 CARBON ATOMS PER MOLECULE, (2) A METAL SOAP OF A FATTY ACID HAVING IN THE RANGE OF 10 TO 30 CARBON ATOMS PER MOLECULE, AND (3) A METAL SOAP OF AN ALKYL-BETA-AMINO PROPIONIC ACID, THE ALKYL GROUP THEREOF HAVING IN THE RANGE OF 10 TO 30 CARBON ATOMS; THE METAL COMPONENT OF SAID SOAPS AND SALT BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI AND ALKALINE EARTH METALS, THE PROPIONIC ACID SOAP CONSTITUTING IN THE RANGE OF 20 TO 75 WEIGHT PERCENT OF SAID COMPLEX THICKENER AND THE MOLAR PROPORTION OF SAID SALT TO SAID SOAPS BEING IN THE RANGE OF 1 TO 3.
Claim 2
Dependent Claim
149 words
A LUBRICANT COMPRISING A MAJOR PROPORTION OF A LUBRICATING OIL AND IN THE RANGE OF 10 TO 40 WEIGHT PERCENT OF A COMPLEX THICKENER CONSISTING OF SIGNIFICANT AMOUNTS OF: (1) A METAL SALT OF A CARBOXYLIC ACID HAVING IN THE RANGE OF 1 TO 5 CARBON ATOMS PER MOLECULE, (2) A METAL SOAP OF A FATTY ACID HAVING IN THE RANGE OF 10 TO 30 CARBON ATOMS PER MOLECULE, AND (3) A METAL SOAP OF AN ALKYL-BETA-AMINO PROPIONIC ACID, THE ALKYL GROUP THEREOF HAVING IN THE RANGE OF 10 TO 30 CARBON ATOMS; THE METAL COMPONENT OF SAID SOAPS AND SALT BEING SELECTED FROM THE GROUP CONSISTING OF ALKALI AND ALKALINE EARTH METALS, THE PROPIONIC ACID SOAP CONSTITUTING IN THE RANGE OF 20 TO 75 WEIGHT PERCENT OF SAID COMPLEX THICKENER AND THE MOLAR PROPORTION OF SAID SALT TO SAID SOAPS BEING IN THE RANGE OF 1 TO 3.
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) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |