Patent US191550A successfully refreshed from Google Patents.
Patent FR879343A successfully refreshed from Google Patents.
US2826344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fertilizer distributor
Assignee: Allis Chalmers Corp
•
Filing: 1955-07-05
•
Granted: 1958-03-11
•
Expires: 1975-07-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth R Weber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:54
CPC Classifications
A; A01; A01C; A01C15/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2704624A
Cited
US1418169A
Cited
US1485032A
Cited
US1713043A
Cited
US1840602A
Cited
US1921062A
Cited
US2035058A
Cited
US2050787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-10 | 1961-09-09 | 1962-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-10 | 1965-09-09 | 1966-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-10 | 1969-09-09 | 1970-03-11 | $7700.00 | Window Closed / Lapsed |