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Patent US3390657A successfully refreshed from Google Patents.
US3390657A
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Gantry crane for loading barges on ships
Assignee: MORGAN ENGINEERING CO
•
Filing: 1966-08-12
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Granted: 1968-07-02
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Expires: 1986-08-12
Abstract
No abstract record available.
Inventors
- 👤 Schneider Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:04
CPC Classifications
B; B66; B66C; B66C17/00; B63; B63B; B63B27/00; B63B27/10; B63B27/12; B63B27/36; B66C19/00; B66C19/02; B66C23/00; B66C23/18; B66C23/36; B66C9/00; B66C9/14; B66C2700/00; B66C2700/01; B66C2700/03; B66C2700/0321; B66C2700/0328; B66C2700/0335
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3042227A
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US3204780A
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US3262580A
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US3297353A
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US3273527A
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US3309065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |