US4898092B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feed grain conditioning apparatus
Assignee: AGRICHEM Inc A CORP OF MINNESOTA
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Filing: 1988-05-09
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Granted: 1993-10-26
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Expires: 2008-05-09
Abstract
No abstract record available.
Inventors
- 👤 G. Greer David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:55
CPC Classifications
A; A23; A23N; A23N17/00; B; B02; B02B; B02B1/00; B02B1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1996-10-25 | 1997-04-26 | 1997-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2000-10-25 | 2001-04-26 | 2001-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2004-10-25 | 2005-04-26 | 2005-10-26 | $7700.00 | Window Closed / Lapsed |