Patent US2940594A successfully refreshed from Google Patents.
US2940594A
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US
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Apparatus for separating oil from ballast water in tanks on board ship
Assignee: Individual
•
Filing: 1955-08-26
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Granted: 1960-06-14
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Expires: 1975-08-26
Abstract
No abstract record available.
Inventors
- 👤 Binmore John Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:39
CPC Classifications
B; B63; B63J; B63J4/00; B63J4/004; B63J4/002; C; C02; C02F; C02F1/00; C02F1/40; C02F2103/00; C02F2103/008
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2307154A
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US2585878A
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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) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |