Patent US4833096A successfully refreshed from Google Patents.
Patent US3422627A successfully refreshed from Google Patents.
US3422627A
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US
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Method for interconnecting successive sections of walls and partitions cast in the ground
Assignee: Soletanche SA
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Filing: 1965-03-08
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Granted: 1969-01-21
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Expires: 1985-03-08
Abstract
No abstract record available.
Inventors
- 👤 Jacques Courte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:08
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/04; E04C2/044; E02; E02D; E02D5/00; E02D5/18; E02D5/182
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US784925A
Cited
US1628933A
Cited
US2411011A
Cited
GB662458A
Cited
US2791886A
Cited
US2644997A
Cited
US3310952A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |