US2430879A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spliced pile construction
Assignee: Individual
•
Filing: 1945-09-24
•
Granted: 1947-11-18
•
Expires: 1965-09-24
Abstract
No abstract record available.
Inventors
- 👤 Kohn Ralph Reuben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:36
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/22; E02D5/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US885337A
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US969136A
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US1688064A
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US1832404A
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US1805253A
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US1856609A
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US1936540A
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US2168459A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-11-17 | 1951-05-19 | 1951-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-11-17 | 1955-05-19 | 1955-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-11-17 | 1959-05-19 | 1959-11-18 | $7700.00 | Window Closed / Lapsed |