US1376011A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric apparatus
Assignee: General Electric Co
•
Filing: 1919-04-25
•
Granted: 1921-04-26
•
Expires: 1939-04-25
Abstract
No abstract record available.
Inventors
- 👤 John J Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 10:24
CPC Classifications
H; H01; H01F; H01F29/00; H01F29/02; H01F29/025; H01F27/00; H01F27/28; H01F27/2823; H01F27/2871; H01F37/00
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) | 1924-04-25 | 1924-10-25 | 1925-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-04-25 | 1928-10-25 | 1929-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-04-25 | 1932-10-25 | 1933-04-26 | $7700.00 | Window Closed / Lapsed |