US2621914A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for coiling hot metal rods
Assignee: Siemens Industry Inc
•
Filing: 1950-02-07
•
Granted: 1952-12-16
•
Expires: 1970-02-07
Abstract
No abstract record available.
Inventors
- 👤 Morgan Myles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:12
CPC Classifications
B; B21; B21C; B21C47/00; B21C47/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1075702A
Cited
US1696806A
Cited
DE644768C
Cited
US895973A
Cited
US1013056A
Cited
US2020940A
Cited
US2271379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-16 | 1956-06-16 | 1956-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-16 | 1960-06-16 | 1960-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-16 | 1964-06-16 | 1964-12-16 | $7700.00 | Window Closed / Lapsed |