US3167203A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tank for the storage of oil, gasoline and similar liquids on a water bed
Assignee: Ekstrand & Co Patentaktiebolag
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Filing: 1962-12-20
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Granted: 1965-01-26
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Expires: 1982-12-20
Abstract
No abstract record available.
Inventors
- 👤 Ekstrand John Arne Ingemund
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:50
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A TANK FOR STORING OIL, GASOLINE AND OTHER LIQUIDS WHICH ARE LIGHTER THAN AND NON-MISCIBLE WITH WATER, OF THE TYPE WHICH FLOATS IN WATER AND WHICH THROUGH AN OPENING IN ITS BOTTOM STANDS IN CONTACT WITH THE SURROUNDING WATER, THE ROOF OF THE TANK BEING CONSTRUCTED WITH AT LEAST ONE OPEN EXHAUST PIPE TO LEAD AWAY GASES WHICH MAY ENTER THE TANK, THE ROOF OF THE TANK HAVING SUCH A SLANT THAT THE HEIGHT DIFFERENCE IN CENTIMETERS BETWEEN THE HIGHEST AND THE LOWEST POINT OF THE ROOF IS AT MOST V/Y6 WHERE V IS THE TANK''S WEIGHT OF KILOGRAMS AND Y IS THE AREA OF THE HORIZONTAL CROSS SECTION OF THE TANK IN SQUARE METERS.
Claim 2
Dependent Claim
115 words
A TANK FOR STORING OIL, GASOLINE AND OTHER LIQUIDS WHICH ARE LIGHTER THAN AND NON-MISCIBLE WITH WATER, OF THE TYPE WHICH FLOATS IN WATER AND WHICH THROUGH AN OPENING IN ITS BOTTOM STANDS IN CONTACT WITH THE SURROUNDING WATER, THE ROOF OF THE TANK BEING CONSTRUCTED WITH AT LEAST ONE OPEN EXHAUST PIPE TO LEAD AWAY GASES WHICH MAY ENTER THE TANK, THE ROOF OF THE TANK HAVING SUCH A SLANT THAT THE HEIGHT DIFFERENCE IN CENTIMETERS BETWEEN THE HIGHEST AND THE LOWEST POINT OF THE ROOF IS AT MOST V/Y6 WHERE V IS THE TANK''S WEIGHT OF KILOGRAMS AND Y IS THE AREA OF THE HORIZONTAL CROSS SECTION OF THE TANK IN SQUARE METERS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |