US2726464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Land leveler
Assignee: BE GE Mfg CO
•
Filing: 1953-06-12
•
Granted: 1955-12-13
•
Expires: 1973-06-12
Abstract
No abstract record available.
Inventors
- 👤 Jr John A White
- 👤 Joseph P Conroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 02:18
CPC Classifications
E; E02; E02F; E02F3/00; E02F3/04; E02F3/76; E02F3/7663; E02F3/7672
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US317780A
Cited
US1192155A
Cited
US1410084A
Cited
US1822051A
Cited
US2208526A
Cited
US2351830A
Cited
US2530565A
Cited
US2612826A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-12-12 | 1959-06-13 | 1959-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-12 | 1963-06-13 | 1963-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-12 | 1967-06-13 | 1967-12-13 | $7700.00 | Window Closed / Lapsed |