Patent US3049783A successfully refreshed from Google Patents.
US3049783A
Expired / Lapsed
US
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Consolidator for monolith concrete pipe laying machines
Assignee: US Bank NA
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Filing: 1959-10-30
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Granted: 1962-08-21
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Expires: 1979-10-30
Abstract
No abstract record available.
Inventors
- 👤 Raymond A Hanson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:32
CPC Classifications
B; B28; B28B; B28B21/00; B28B21/56; E; E02; E02D; E02D15/00; E02D15/02; E02D15/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US291849A
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US2053307A
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US2236757A
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US2406025A
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US2731698A
Cited
US2713709A
Cited
US2842827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |