Patent US2978413A successfully refreshed from Google Patents.
US2978413A
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Lubricating oils thickened to a grease consistency with cuprous n, n'-diarylamidine compounds
Assignee: Texaco Inc
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Filing: 1958-12-19
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Granted: 1961-04-04
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Expires: 1978-12-19
Abstract
No abstract record available.
Inventors
- 👤 Norman R Odell
- 👤 Joseph F Lyons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:14
CPC Classifications
C; C10; C10M; C10M5/00; C10M2209/00; C10M2209/10; C10M2209/11; C10M2209/111; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/064; C10M2215/066; C10M2215/14; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2227/00; C10M2227/09; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/042; C10M2229/043; C10M2229/044; C10M2229/05; C10M2229/051; C10N; C10N2010/00; C10N2010/02; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A LUBRICATING GREASE CONSISTING ESSENTIALLY OF A LUBRICATING OIL THICKENED TO A GREASE CONSISTENCY WITH A CUPROUS DERIVATIVE OF AN AMIDINE COMPOUND REPRESENTED BY THE FORMULA
Claim 2
Dependent Claim
26 words
A LUBRICATING GREASE CONSISTING ESSENTIALLY OF A LUBRICATING OIL THICKENED TO A GREASE CONSISTENCY WITH A CUPROUS DERIVATIVE OF AN AMIDINE COMPOUND REPRESENTED BY THE FORMULA
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) | 1964-04-03 | 1964-10-03 | 1965-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-03 | 1968-10-03 | 1969-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-03 | 1972-10-03 | 1973-04-04 | $7700.00 | Window Closed / Lapsed |