US2853247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corncob crusher including a toothed roll and adjustably positioned grate
Assignee: Andersons Inc
•
Filing: 1957-07-24
•
Granted: 1958-09-23
•
Expires: 1977-07-24
Abstract
No abstract record available.
Inventors
- 👤 Robert J Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:53
CPC Classifications
A; A01; A01F; A01F11/00; A01F11/06; B; B02; B02C; B02C4/00; B02C4/10; B02C4/26
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US142426A
Cited
US1200384A
Cited
FR468500A
Cited
US1772321A
Cited
US1981415A
Cited
US2297604A
Cited
US2756002A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |