US2623017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gel-type grease
Assignee: Phillips Petroleum Co
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Filing: 1950-08-03
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Granted: 1952-12-23
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Expires: 1970-08-03
Abstract
No abstract record available.
Inventors
- 👤 William B Whitney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:26
CPC Classifications
C; C10; C10M; C10M5/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10N; C10N2010/00; C10N2010/02; C10N2050/00; C10N2050/10; C10N2070/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
AN IMPROVED GREASE COMPRISING BETWEEN 71% AND 90% BY WEIGHT OF A LUBRICATTING OIL; BETWEEN 10% AND 28% BY WEIGHT OF A MIXTURE OF A LITHIUM SOAP HAVING BETWEEN 12 AND 22 CARBON ATOMS PER MOLECULE AND A POTASSIUM SOAP HAVING BETWEEN 16 AND 22 CARBON ATOMS PER MOLECULE, A MAJOR PORTION OF THE SOAP MIXTURE BEING LITHIUM SOAP AND A MINOR PORTTION OF AT LEAST 4% BY WEIGHT BEING SAID POTASSIUM SOAP; AND BETWEEN 0.1% AND 1.5% BY WEIGHT OF FREE FATTY ACID HAVING BETWEEN 12 AND 22 CARBON ATOMS PER MOLECULE.
Claim 2
Dependent Claim
93 words
AN IMPROVED GREASE COMPRISING BETWEEN 71% AND 90% BY WEIGHT OF A LUBRICATTING OIL; BETWEEN 10% AND 28% BY WEIGHT OF A MIXTURE OF A LITHIUM SOAP HAVING BETWEEN 12 AND 22 CARBON ATOMS PER MOLECULE AND A POTASSIUM SOAP HAVING BETWEEN 16 AND 22 CARBON ATOMS PER MOLECULE, A MAJOR PORTION OF THE SOAP MIXTURE BEING LITHIUM SOAP AND A MINOR PORTTION OF AT LEAST 4% BY WEIGHT BEING SAID POTASSIUM SOAP; AND BETWEEN 0.1% AND 1.5% BY WEIGHT OF FREE FATTY ACID HAVING BETWEEN 12 AND 22 CARBON ATOMS PER MOLECULE.
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) | 1955-12-23 | 1956-06-23 | 1956-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-23 | 1960-06-23 | 1960-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-23 | 1964-06-23 | 1964-12-23 | $7700.00 | Window Closed / Lapsed |