Patent US972219A successfully refreshed from Google Patents.
US972219A
Expired / Lapsed
US
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Guide for rolling-mills.
Assignee: Siemens Industry Inc
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Filing: 1908-04-30
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Granted: 1910-10-11
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Expires: 1928-04-30
Abstract
No abstract record available.
Inventors
- 👤 Theodore H Nye
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:39
CPC Classifications
B; B21; B21B; B21B39/00; B21B39/14; B21B39/16; B21B39/165
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) | 1913-10-10 | 1914-04-11 | 1914-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-10-10 | 1918-04-11 | 1918-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-10-10 | 1922-04-11 | 1922-10-11 | $7700.00 | Window Closed / Lapsed |