Patent US1543823A successfully refreshed from Google Patents.
US1543823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Punch-press unloader
Assignee: Individual
•
Filing: 1924-07-16
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Granted: 1925-06-30
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Expires: 1944-07-16
Abstract
No abstract record available.
Inventors
- 👤 Buscher Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:08
CPC Classifications
B; B21; B21C; B21C35/00; B21C35/02
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) | 1928-06-29 | 1928-12-29 | 1929-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-06-29 | 1932-12-29 | 1933-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-06-29 | 1936-12-29 | 1937-06-30 | $7700.00 | Window Closed / Lapsed |