US2931097A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for installing electrical systems
Assignee: General Electric Co
•
Filing: 1957-03-05
•
Granted: 1960-04-05
•
Expires: 1977-03-05
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick J Somes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:24
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/06; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53987
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2045533A
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US2248969A
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US2641428A
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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) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |