US3055242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rolling mills
Assignee: Siemens Industry Inc
•
Filing: 1960-07-05
•
Granted: 1962-09-25
•
Expires: 1980-07-05
Abstract
No abstract record available.
Inventors
- 👤 Wilson Alexander Ian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:57
CPC Classifications
B; B21; B21B; B21B31/00; B21B31/16; B21B31/18; B21B13/00; B21B13/02; B21B31/20; B21B31/22; B21B31/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
DE505252C
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US1773737A
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US1972158A
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US2072831A
Cited
US2240362A
Cited
US2506681A
Cited
DE834387C
Cited
DE923362C
Cited
FR1235591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-24 | 1966-03-26 | 1966-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-24 | 1970-03-26 | 1970-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-24 | 1974-03-26 | 1974-09-25 | $7700.00 | Window Closed / Lapsed |