US2932376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic transfer unit
Assignee: Westinghouse Electric Corp
•
Filing: 1958-02-26
•
Granted: 1960-04-12
•
Expires: 1978-02-26
Abstract
No abstract record available.
Inventors
- 👤 John H Millington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:44
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/34; B65G47/46; B65G47/51; B65G47/5104; B65G47/5109; B65G47/5113; B65G47/5118; B65G47/5122; B65G37/00; B65G37/02; H; H01; H01J; H01J9/00; H01J9/46; H01J2893/00; H01J2893/0096
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2551080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-12 | 1963-10-12 | 1964-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-12 | 1967-10-12 | 1968-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-12 | 1971-10-12 | 1972-04-12 | $7700.00 | Window Closed / Lapsed |