US2900931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable-laying plow
Assignee: Individual
•
Filing: 1955-09-07
•
Granted: 1959-08-25
•
Expires: 1975-09-07
Abstract
No abstract record available.
Inventors
- 👤 Henry L Lisle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 03:23
CPC Classifications
E; E02; E02F; E02F5/00; E02F5/02; E02F5/10; E02F5/102
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1602399A
Cited
US2155044A
Cited
US2254324A
Cited
US2501062A
Cited
US2503597A
Cited
US2629305A
Cited
US2663515A
Cited
US2755721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |