US3555831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite foundation member and method
Assignee: Texaco Inc
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Filing: 1968-09-16
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Granted: 1971-01-19
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Expires: 1988-09-16
Abstract
Abstract THE INVENTION RELATES TO A FOUNDATION ELEMENT OR MEMBER OF AN OFFSHORE PLATFORM NORMALLY POSITIONED IN AN ANCHORING MEDIUM TO ELEVATE THE PLATFORM A PREDETERMINED DISTANCE ABOVE SAID MEDIUM. THE FOUNDATION ELEMENT COMPRISES A FIRST OR OUTER CASING DISPOSED IN A GENERALLY UPRIGHT POSITION AND BEING OPERABLY OR FIXEDLY CONNECTED AT THE UPPER END TO THE PLATFORM. THE OPPOSED LOWER END OF THE FOUNDATION ELEMENT COMPRISES A PILE OR SIMILAR MEMBER ADAPTED TO BE FORCEFULLY IMBEDDED IN THE ANCHORING MEDIUM. THE LATTER MEMBER IS GUIDABLY POSITIONED IN THE CASING AND IS FASTENED TO THE CASING AT A PERIPHERAL INTERLOCKING JOINT TO FORM THE TWO CONCENTRIC MEMBERS INTO A UNITARY BODY.
Inventors
- 👤 Ivo C Pogonowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:49
CPC Classifications
E; E02; E02B; E02B17/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49938; Y10T29/4994; Y10T29/53; Y10T29/53709; Y10T29/53717; Y10T29/53722; Y10T403/00; Y10T403/49; Y10T403/4924; Y10T403/4991
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-18 | 1974-07-20 | 1975-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-18 | 1978-07-20 | 1979-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-18 | 1982-07-20 | 1983-01-19 | $7700.00 | Window Closed / Lapsed |