US1822930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for handling ingots
Assignee: Siemens Industry Inc
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Filing: 1928-02-25
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Granted: 1931-09-15
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Expires: 1948-02-25
Abstract
No abstract record available.
Inventors
- 👤 Alfred R Keller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:08
CPC Classifications
B; B21; B21B; B21B39/00; B21B39/02; B21B39/12; B21B39/14; B21B39/18; B21B45/00; B21B45/004
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) | 1934-09-14 | 1935-03-16 | 1935-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-09-14 | 1939-03-16 | 1939-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-09-14 | 1943-03-16 | 1943-09-15 | $7700.00 | Window Closed / Lapsed |