US2694355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laterally shiftable tractor-mounted cultivator
Assignee: Individual
•
Filing: 1950-07-17
•
Granted: 1954-11-16
•
Expires: 1970-07-17
Abstract
No abstract record available.
Inventors
- 👤 Elias P Pertics
- 👤 Emil E Pertics
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:29
CPC Classifications
A; A01; A01B; A01B39/00; A01B39/12; A01B39/16; A01B39/163; A01B39/166
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2206283A
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US1969859A
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US2055632A
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US2185634A
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US2253130A
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US2437581A
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US2442198A
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US2521549A
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US2539174A
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US2489633A
Cited
US2522227A
Cited
US2494271A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-15 | 1958-05-17 | 1958-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-15 | 1962-05-17 | 1962-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-15 | 1966-05-17 | 1966-11-16 | $7700.00 | Window Closed / Lapsed |