US2996016A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tie and rail raising and tamping machine
Assignee: JACKSON VIBRATORS Inc
•
Filing: 1957-03-18
•
Granted: 1961-08-15
•
Expires: 1977-03-18
Abstract
No abstract record available.
Inventors
- 👤 Ralph E Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:19
CPC Classifications
E; E01; E01B; E01B27/00; E01B27/12; E01B27/13; E01B27/16; E01B27/17; E01B29/00; E01B29/04; E01B2203/00; E01B2203/10; E01B2203/12; E01B2203/14; E01B2203/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734463A
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US747872A
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US1780989A
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US2482796A
Cited
US2696971A
Cited
US2693769A
Cited
US2818820A
Cited
US2760440A
Cited
US2795198A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |