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US3145854A Expired / Lapsed US ⏱️ 0.0 years remaining

Ship and cargo handling equipment

Assignee: STURM
•
Filing: 1960-07-15
•
Granted: 1964-08-25
•
Expires: 1980-07-15
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Abstract

No abstract record available.

Inventors

  • 👤 Sturm George William
  • 👤 Osbourne Alan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 08:59
CPC Classifications
B; B67; B67D; B67D9/00; B67D9/02; B63; B63B; B63B27/00; B65; B65G; B65G67/00; B65G67/60; B65G67/603

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 132 words
THE METHOD OF LEVEL LOADING A SHIP WITH DRY CARGO WHICH COMPRISES PROJECTING SUBSTANTIALLY HORIZONTALLY OUTWARDLY AND UNDER WATER AN OPEN ENDED TUNNEL FROM A DOCK TO AND INTO AN UNDERWATER PORT IN A WATERTIGHT VESTIBULE IN THE SIDE OF A SHIP''S HULL, MAKING A WATERTIGHT CONNECTION BETWEEN THE OPEN END OF THE TUNNEL AND THE EDGES OF SAID PORT, EVACUATING WATER TRAPPED IN SAID TUNNEL FROM SAID TUNNEL AND FROM SAID VESTIBULE, ESTABLISHING COMMUNICATION BETWEEN THE OPEN END OF THE TUNNEL AND THE SHIP''S HOLD, LOADING AND UNLOADING DRY CARGO SUBSTANTIALLY HORIZONTALLY BETWEEN THE DOCK AND THE SHIP THROUGH SAID TUNNEL, AND MAINTAINING ALIGNMENT BETWEEN THE TUNNEL AND SAID UNDERWATER PORT AS THE SHIP RISES OR FALLS WITH RESPECT TO THE DOCK BECAUSE OF THE TIDES OR THE TRANSFER OF CARGO.

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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) 1967-08-25 1968-02-24 1968-08-25 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-08-25 1972-02-24 1972-08-25 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-08-25 1976-02-24 1976-08-25 $7700.00 Window Closed / Lapsed

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