US2786320A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary disc cutter for railroad trackway
Assignee: Individual
•
Filing: 1955-08-12
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Granted: 1957-03-26
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Expires: 1975-08-12
Abstract
No abstract record available.
Inventors
- 👤 Albin L Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:04
CPC Classifications
E; E01; E01H; E01H11/00; A; A01; A01B; A01B39/00; A01B39/08; A01B39/085; A01D; A01D34/00; A01D34/835; A01D34/86; A01D34/866
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-25 | 1960-09-24 | 1961-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-25 | 1964-09-24 | 1965-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-25 | 1968-09-24 | 1969-03-26 | $7700.00 | Window Closed / Lapsed |