Patent US2997191A successfully refreshed from Google Patents.
US2997191A
Expired / Lapsed
US
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Processing machine
Assignee: Meaker Co
•
Filing: 1958-05-28
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Granted: 1961-08-22
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Expires: 1978-05-28
Abstract
No abstract record available.
Inventors
- 👤 Finston Victor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:57
CPC Classifications
B; B65; B65G; B65G49/00; B65G49/02; B65G49/04; B65G49/0409; B65G49/0436; B65G49/0472; B65G49/0477; B65G49/0481; B65G49/049; B65G49/044; B65G49/045; B65G49/0454; B65G49/0463
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US120043A
Cited
US1634038A
Cited
US1846053A
Cited
US2048937A
Cited
US1970447A
Cited
US2023668A
Cited
US2138095A
Cited
US2479322A
Cited
US2626621A
Cited
US2789569A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |