US3294180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plow mounted harrow
Assignee: Individual
•
Filing: 1965-05-27
•
Granted: 1966-12-27
•
Expires: 1985-05-27
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Bergmann
- 👤 Lowell W Albers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:10
CPC Classifications
A; A01; A01B; A01B17/00; A01B17/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1580145A
Cited
US1596838A
Cited
US1615679A
Cited
US2274767A
Cited
US2960169A
Cited
US3085634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |