Patent US4720305A successfully refreshed from Google Patents.
US3468699A
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US
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Method of providing malleable metal coatings on particles of lubricants
Assignee: Giannini Scientific Corp
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Filing: 1966-10-14
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Granted: 1969-09-23
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Expires: 1986-10-14
Abstract
No abstract record available.
Inventors
- 👤 Roland D Kremith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:17
CPC Classifications
C; C10; C10M; C10M7/00; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/042; C10M2201/05; C10M2201/06; C10M2201/065; C10M2201/066; C10N; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2773844A
Cited
US2853398A
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GB821062A
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US3178308A
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US3198735A
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US3144472A
Cited
US3288623A
Cited
US3223523A
Cited
US3343953A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |