US3146458A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Underwater storage unit
Assignee: Bethlehem Steel Corp
•
Filing: 1960-11-18
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Granted: 1964-08-25
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Expires: 1980-11-18
Abstract
No abstract record available.
Inventors
- 👤 John C Estes
- 👤 Jr Ray S Lacy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:09
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/78; Y; Y10; Y10T; Y10T137/00; Y10T137/2931; Y10T137/3003; Y10T137/3006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
MARINE OIL STORAGE APPARATUS COMPRISING: (A) A TANK ADAPTED TO BE SUBMERGED AND STABLY SUPPORTED ADJACENT THE MARINE FLOOR, (B) A COMPARTMENT ELEVATED ABOVE SAID TANK, (C) FIRST CONDUIT MEANS SECURED TO SAID COMPARTMENT AND COMMUNICATING WITH THE INTERIOR THEREOF TO INTRODUCE WATER INTO SAID COMPARTMENT, (D) BAFFLE MEANS IN SAID COMPARTMENT, (E) FIRST AND SECOND CHAMBERS IN SAID COMPARTMENT DEFINED BY SAID BAFFLE MEANS, (F) OIL WITHDRAWAL MEANS SECURED TO SAID COMPARTMENT AND COMMUNICATING WITH THE UPPER PORTION OF SAID FIRST CHAMBER, (G) SECOND CONDUIT MEANS SECURED TO SAID COMPARTMENT
Claim 2
Dependent Claim
91 words
MARINE OIL STORAGE APPARATUS COMPRISING: (A) A TANK ADAPTED TO BE SUBMERGED AND STABLY SUPPORTED ADJACENT THE MARINE FLOOR, (B) A COMPARTMENT ELEVATED ABOVE SAID TANK, (C) FIRST CONDUIT MEANS SECURED TO SAID COMPARTMENT AND COMMUNICATING WITH THE INTERIOR THEREOF TO INTRODUCE WATER INTO SAID COMPARTMENT, (D) BAFFLE MEANS IN SAID COMPARTMENT, (E) FIRST AND SECOND CHAMBERS IN SAID COMPARTMENT DEFINED BY SAID BAFFLE MEANS, (F) OIL WITHDRAWAL MEANS SECURED TO SAID COMPARTMENT AND COMMUNICATING WITH THE UPPER PORTION OF SAID FIRST CHAMBER, (G) SECOND CONDUIT MEANS SECURED TO SAID COMPARTMENT
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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 |