US3324665A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of stabilizing piles
Assignee: Shell USA Inc
•
Filing: 1964-10-28
•
Granted: 1967-06-13
•
Expires: 1984-10-28
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Robichaux
- 👤 Sam G Gibbs
- 👤 Robert M Jorda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:58
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/22; E02D5/34; E02D5/46; E02D5/54; E02D5/62; E02D5/74; E02D5/80; E02D5/808
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
84 words
A METHOD OF INSTALLING A GENERALLY CYLINDRICAL, HOLLOW, CLOSED-BOTTOM PILE MEMBER HAVING PERFORATIONS IN A SECTION OF THE WALL NEAR BOTTOM END THEREOF IN AN EARTH FORMATION COMPRISING: DRIVING SAID PILE MEMBER INTO AN EARTH FORMATION, SAID EARTH FORMATION TIGHTLY ENGAGING THE OUTER SURFACE OF SAID PILE MEMBER AT LEAST ALONG THE PERFORATED SECTION THEREOF WHEN SAID DRIVING IS COMPLETED; DISPOSING SAID PERFORATED SECTION OF SAID PILE MEMBER WITHIN AN UNCONSOLIDATED PORTION OF SAID EARTH FORMATION; DISPLACING THROUGH SAID PILE MEMBER AND SAID PERFORA-
Claim 2
Independent Claim
84 words
A METHOD OF INSTALLING A GENERALLY CYLINDRICAL, HOLLOW, CLOSED-BOTTOM PILE MEMBER HAVING PERFORATIONS IN A SECTION OF THE WALL NEAR BOTTOM END THEREOF IN AN EARTH FORMATION COMPRISING: DRIVING SAID PILE MEMBER INTO AN EARTH FORMATION, SAID EARTH FORMATION TIGHTLY ENGAGING THE OUTER SURFACE OF SAID PILE MEMBER AT LEAST ALONG THE PERFORATED SECTION THEREOF WHEN SAID DRIVING IS COMPLETED; DISPOSING SAID PERFORATED SECTION OF SAID PILE MEMBER WITHIN AN UNCONSOLIDATED PORTION OF SAID EARTH FORMATION; DISPLACING THROUGH SAID PILE MEMBER AND SAID PERFORA-
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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) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |