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US2636692A
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Control system
Assignee: Reliance Electric and Engineering Co
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Filing: 1945-03-26
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Granted: 1953-04-28
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Expires: 1965-03-26
Abstract
No abstract record available.
Inventors
- 👤 Jay W Picking
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:36
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/02; B65H23/032; B65H23/0326; B65H23/0204; B65H23/0208
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB367928A
Cited
US1930269A
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US2078669A
Cited
US2032176A
Cited
US2075125A
Cited
US2356567A
Cited
US2311462A
Cited
US2399675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-27 | 1956-10-27 | 1957-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-27 | 1960-10-27 | 1961-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-27 | 1964-10-27 | 1965-04-28 | $7700.00 | Window Closed / Lapsed |