Patent US2647940A successfully refreshed from Google Patents.
US2647940A
Expired / Lapsed
US
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Metal enclosed bus with adjustable bus clamping means
Assignee: General Electric Co
•
Filing: 1948-08-31
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Granted: 1953-08-04
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Expires: 1968-08-31
Abstract
No abstract record available.
Inventors
- 👤 Swerdlow Nathan
- 👤 George G Abel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:48
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/06; H02G5/066
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |