US2776586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Construction and control of cold rolling mills
Assignee: ARMZEN Co
•
Filing: 1948-06-10
•
Granted: 1957-01-08
•
Expires: 1968-06-10
Abstract
No abstract record available.
Inventors
- 👤 Sendzimir Tadeusz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:47
CPC Classifications
B; B21; B21B; B21B13/00; B21B13/14; B21B13/147; B21B31/00; B21B31/16; B21B31/18; B21B27/00; B21B27/02; B21B27/021; B21B2027/022; B21B2269/00; B21B2269/12; B21B2269/14; B21B2269/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2056433A
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US2140289A
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US2187250A
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US2236460A
Cited
GB520920A
Cited
US2479974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-08 | 1960-07-09 | 1961-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-08 | 1964-07-09 | 1965-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-08 | 1968-07-09 | 1969-01-08 | $7700.00 | Window Closed / Lapsed |