US2893299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tamping construction machine
Assignee: International Vibration Co
•
Filing: 1956-08-31
•
Granted: 1959-07-07
•
Expires: 1976-08-31
Abstract
No abstract record available.
Inventors
- 👤 Vincent J Moir
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:26
CPC Classifications
E; E01; E01C; E01C19/00; E01C19/22; E01C19/30; E01C19/34; E01C19/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1614979A
Cited
US1877373A
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US1909752A
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US2368268A
Cited
US2526613A
Cited
US2763385A
Cited
US2711227A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-06 | 1963-01-05 | 1963-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-06 | 1967-01-05 | 1967-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-06 | 1971-01-05 | 1971-07-07 | $7700.00 | Window Closed / Lapsed |