Patent US2896379A successfully refreshed from Google Patents.
US2896379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding attachments
Assignee: Schumag Schumacher Metallwerke AG
•
Filing: 1957-05-29
•
Granted: 1959-07-28
•
Expires: 1977-05-29
Abstract
No abstract record available.
Inventors
- 👤 Herrmann Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:28
CPC Classifications
B; B21; B21F; B21F23/00; B21F23/005; B21C; B21C1/00; B21C1/16; B21C1/32; B21F23/007; B23; B23Q; B23Q7/00; B23Q7/10; B23Q7/106; B24; B24B; B24B5/00; B24B5/36; B24B5/38; B65; B65G; B65G47/00; B65G47/02; B65G47/04; B65G47/12; B65G47/14; B65G47/1407
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) | 1962-07-27 | 1963-01-26 | 1963-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-27 | 1967-01-26 | 1967-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-27 | 1971-01-26 | 1971-07-28 | $7700.00 | Window Closed / Lapsed |