Patent US3109402A successfully refreshed from Google Patents.
US3109402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable tween deck construction
Assignee: ORESUNDSVARVET AB
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Filing: 1962-01-17
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Granted: 1963-11-05
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Expires: 1982-01-17
Abstract
No abstract record available.
Inventors
- 👤 Blomberg Nils Bengt Douglas
- 👤 Helund Sven Sune
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:36
CPC Classifications
B; B63; B63B; B63B25/00; B63B25/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A SHIP HAVING AT LEAST ONE ORDINARY FIXED DECK PROVIDED WITH A HATCH OPENING AND FORMING THE UPPER BOUNDARY OF A HATCH HOLD DEFINED BY LONGITUDINAL AND TRANSVERSE MAINLY VERTICAL WALLS, A DETACHABLE TWEEN DECK IN SAID HOLD COMPOSED OF PARALLEL SUPPORTING BEAMS AND REMOVABLE PLATFORMS CARRIED THEREBY SAID SUPPORTING BEAMS COMPRISING FIRST AND SECOND PORTIONS HINGEDLY CONNECTED TO EACH OTHER PIVOTS ADJACENT TWO OPPOSITE VERTICAL WALLS FOR THE OUTER ENDS OF TWO JUXTAPOSED FIRST BEAM PORTIONS ARRANGED AT A DISTANCE BELOW THE FIXED DECK CORRESPONDING TO THE LENGTH OF SAID FIRST BEAM PORTIONS
Claim 2
Dependent Claim
95 words
IN A SHIP HAVING AT LEAST ONE ORDINARY FIXED DECK PROVIDED WITH A HATCH OPENING AND FORMING THE UPPER BOUNDARY OF A HATCH HOLD DEFINED BY LONGITUDINAL AND TRANSVERSE MAINLY VERTICAL WALLS, A DETACHABLE TWEEN DECK IN SAID HOLD COMPOSED OF PARALLEL SUPPORTING BEAMS AND REMOVABLE PLATFORMS CARRIED THEREBY SAID SUPPORTING BEAMS COMPRISING FIRST AND SECOND PORTIONS HINGEDLY CONNECTED TO EACH OTHER PIVOTS ADJACENT TWO OPPOSITE VERTICAL WALLS FOR THE OUTER ENDS OF TWO JUXTAPOSED FIRST BEAM PORTIONS ARRANGED AT A DISTANCE BELOW THE FIXED DECK CORRESPONDING TO THE LENGTH OF SAID FIRST BEAM PORTIONS
References Cited (Backward Citations)
GB190525964A
Cited
US2736287A
Cited
US2747537A
Cited
DE947859C
Cited
FR70315E
Cited
FR1180190A
Cited
FR1250223A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |