US2834186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for launching revetment mats and cable clamping means therefor
Assignee: Individual
•
Filing: 1955-08-16
•
Granted: 1958-05-13
•
Expires: 1975-08-16
Abstract
No abstract record available.
Inventors
- 👤 John O Frerichs
- 👤 Earl P Houston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 14:56
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/04; E02B3/12; E02B3/121; Y; Y10; Y10T; Y10T24/00; Y10T24/45; Y10T24/45225; Y10T24/45969
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1056222A
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US1206879A
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US1258181A
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US1401494A
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US1446781A
Cited
US1708979A
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US1939417A
Cited
US2040678A
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US2591986A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |