US2750984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for uncoiling sheet metal
Assignee: McKay Machine Co
•
Filing: 1951-07-19
•
Granted: 1956-06-19
•
Expires: 1971-07-19
Abstract
No abstract record available.
Inventors
- 👤 Harvey D Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:30
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/34
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-19 | 1959-12-19 | 1960-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-19 | 1963-12-19 | 1964-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-19 | 1967-12-19 | 1968-06-19 | $7700.00 | Window Closed / Lapsed |