Patent US1782594A successfully refreshed from Google Patents.
US1782594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric switch gear
Assignee: A Reyrolle and Co Ltd
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Filing: 1930-01-10
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Granted: 1930-11-25
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Expires: 1950-01-10
Abstract
No abstract record available.
Inventors
- 👤 Allan Archibald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:14
CPC Classifications
H; H02; H02B; H02B13/00; H02B13/02; H01; H01H; H01H33/00; H01H33/02; H01H33/04; H01H33/12; H01H33/121; H01H31/00; H01H31/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1933-11-24 | 1934-05-26 | 1934-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1937-11-24 | 1938-05-26 | 1938-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1941-11-24 | 1942-05-26 | 1942-11-25 | $7700.00 | Window Closed / Lapsed |