US2673902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disconnect switch
Assignee: ITE Circuit Breaker Co
•
Filing: 1950-02-21
•
Granted: 1954-03-30
•
Expires: 1970-02-21
Abstract
No abstract record available.
Inventors
- 👤 Gustave E Heberlein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:34
CPC Classifications
H; H01; H01H; H01H33/00; H01H33/02; H01H33/025; H01H1/00; H01H1/58; H01H1/5833; Y; Y10; Y10S; Y10S280/00; Y10S280/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE312002C
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US1957213A
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US2001080A
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US2276130A
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US2328283A
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US2303119A
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US2359056A
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US2426387A
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US2453011A
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US2489750A
Cited
US2521484A
Cited
US2493689A
Cited
US2558076A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-29 | 1957-09-28 | 1958-03-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-29 | 1961-09-28 | 1962-03-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-29 | 1965-09-28 | 1966-03-30 | $7700.00 | Window Closed / Lapsed |