US2826227A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drupe pitting machine
Assignee: Filper Corp
•
Filing: 1954-08-16
•
Granted: 1958-03-11
•
Expires: 1974-08-16
Abstract
No abstract record available.
Inventors
- 👤 Perrelli Joseph
- 👤 Thomas B Keesling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 05:54
CPC Classifications
A; A23; A23N; A23N4/00; A23N4/02; A23N4/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
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 |