US2715702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor control systems for tension control
Assignee: Westinghouse Electric Corp
•
Filing: 1950-08-19
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Granted: 1955-08-16
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Expires: 1970-08-19
Abstract
No abstract record available.
Inventors
- 👤 Jr Amos J Winchester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:45
CPC Classifications
G; G05; G05D; G05D15/00; G05D15/01; B; B21; B21B; B21B37/00; B21B37/48; B21B37/50; B21B37/52; B21B37/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1979102A
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US2590491A
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US2492022A
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US2496881A
Cited
US2462233A
Cited
US2508153A
Cited
US2484825A
Cited
US2519339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-08-15 | 1959-02-14 | 1959-08-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-08-15 | 1963-02-14 | 1963-08-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-08-15 | 1967-02-14 | 1967-08-16 | $7700.00 | Window Closed / Lapsed |