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US2468135A
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Transfer control system
Assignee: Westinghouse Electric Corp
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Filing: 1945-04-03
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Granted: 1949-04-26
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Expires: 1965-04-03
Abstract
No abstract record available.
Inventors
- 👤 William R Taliaferro
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:06
CPC Classifications
H; H02; H02H; H02H7/00; H02H7/22; H02H7/222; H02H7/224; H01; H01H; H01H33/00; H01H33/02; H01H33/46; H01H33/52; H02J; H02J9/00; H02J9/04; H02J9/06; H01H2300/00; H01H2300/018
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2018495A
Cited
US2172950A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-25 | 1952-10-25 | 1953-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-25 | 1956-10-25 | 1957-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-25 | 1960-10-25 | 1961-04-26 | $7700.00 | Window Closed / Lapsed |