US2601793A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling mill
Assignee: ERWIN LOEWY
•
Filing: 1947-04-23
•
Granted: 1952-07-01
•
Expires: 1967-04-23
Abstract
No abstract record available.
Inventors
- 👤 Frank J Wood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:46
CPC Classifications
B; B21; B21B; B21B31/00; B21B31/16; B21B31/20; B21B31/08; B21B31/10; B21B2203/00; B21B2203/06; B21B31/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1923782A
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DE617481C
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US2049842A
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US2064453A
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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) | 1955-07-01 | 1955-12-31 | 1956-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-01 | 1959-12-31 | 1960-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-01 | 1963-12-31 | 1964-07-01 | $7700.00 | Window Closed / Lapsed |