Patent US3052631A successfully refreshed from Google Patents.
US3052631A
Expired / Lapsed
US
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Alkali metal soap thickened greases containing alkali metal salts of phenol-aldehyde condensates
Assignee: Gulf Research and Development Co
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Filing: 1958-02-13
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Granted: 1962-09-04
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Expires: 1978-02-13
Abstract
No abstract record available.
Inventors
- 👤 Paul R Mccarthy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:01
CPC Classifications
C; C10; C10M; C10M5/00; C10M2205/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/101; C10M2209/103; C10M2209/104; C10M2209/105; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10N; C10N2010/00; C10N2010/02; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
AN IMPROVED GREASE COMPOSITIONS COMPRISING A LUBRICATING OIL, ABOUT 1 TO ABOUT 5 PERCENT BY WEIGHT OF THE COMPOSITION OF A MEMBER OF THE GROUP CONSISTING OF SODIUM AND LITHIUM SOAPS AND ABOUT 3 TO ABOUT 10 PERCENT BY WEIGHT OF THE COMPOSITION OF AN OIL-SOLUBLE METAL SALT OF A CONDENSATION PRODUCT OF A HYDROCARBYL SUBSTITUTED PHENOL AND AN ALDEHYDE, WHEREIN THEMETAL CONSTITUENT OF THE SOAP AND THE SALTS IS THE SAME.
Claim 2
Dependent Claim
72 words
AN IMPROVED GREASE COMPOSITIONS COMPRISING A LUBRICATING OIL, ABOUT 1 TO ABOUT 5 PERCENT BY WEIGHT OF THE COMPOSITION OF A MEMBER OF THE GROUP CONSISTING OF SODIUM AND LITHIUM SOAPS AND ABOUT 3 TO ABOUT 10 PERCENT BY WEIGHT OF THE COMPOSITION OF AN OIL-SOLUBLE METAL SALT OF A CONDENSATION PRODUCT OF A HYDROCARBYL SUBSTITUTED PHENOL AND AN ALDEHYDE, WHEREIN THEMETAL CONSTITUENT OF THE SOAP AND THE SALTS IS THE SAME.
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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) | 1965-09-03 | 1966-03-05 | 1966-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-03 | 1970-03-05 | 1970-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-03 | 1974-03-05 | 1974-09-04 | $7700.00 | Window Closed / Lapsed |