US2894101A
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Assignee: S&C Electric Co
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Filing: 1958-01-20
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Granted: 1959-07-07
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Expires: 1978-01-20
Abstract
No abstract record available.
Inventors
- 👤 Sigurd I Lindell
- 👤 John S Ferguson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:57
CPC Classifications
B; B07; B07B; B07B1/00; B07B1/46; H; H01; H01H; H01H1/00; H01H1/12; H01H1/36; H01H1/42; H01H1/50; H01H1/54; H01H31/00; H01H31/26; H01H31/28; H01H2031/286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-06 | 1963-01-05 | 1963-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-06 | 1967-01-05 | 1967-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-06 | 1971-01-05 | 1971-07-07 | $7700.00 | Window Closed / Lapsed |