Patent US2976983A successfully refreshed from Google Patents.
US2976983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Poultry conveyor
Assignee: Johnson Gordon Co
•
Filing: 1956-10-29
•
Granted: 1961-03-28
•
Expires: 1976-10-29
Abstract
No abstract record available.
Inventors
- 👤 Ralph S Zebarth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 03:29
CPC Classifications
A; A22; A22C; A22C21/00; A22C21/0053
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB190400115A
Cited
US851701A
Cited
US1720690A
Cited
US2607073A
Cited
DE832575C
Cited
FR1109385A
Cited
US2830694A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-27 | 1964-09-26 | 1965-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-27 | 1968-09-26 | 1969-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-27 | 1972-09-26 | 1973-03-28 | $7700.00 | Window Closed / Lapsed |