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US2791886A
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Method for the construction of a cut-off wall
Assignee: I C O S IMPRESA COSTRUZIONI OP
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Filing: 1950-11-22
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Granted: 1957-05-14
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Expires: 1970-11-22
Abstract
No abstract record available.
Inventors
- 👤 Veder Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 02:07
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US814240A
Cited
US1665798A
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GB303685A
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US1991637A
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US1909980A
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US2027511A
Cited
US2329223A
Cited
US2539670A
Cited
US2555359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-13 | 1960-11-12 | 1961-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-13 | 1964-11-12 | 1965-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-13 | 1968-11-12 | 1969-05-14 | $7700.00 | Window Closed / Lapsed |