US1345786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of making cores for electrical apparatus
Assignee: General Electric Co
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Filing: 1915-10-14
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Granted: 1920-07-06
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Expires: 1935-10-14
Abstract
No abstract record available.
Inventors
- 👤 Kubo Masakichi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:45
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/24; H01F27/245; H01F41/00; H01F41/02; H01F41/0206; H01F41/0233; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49075; Y10T29/49078
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) | 1923-07-06 | 1924-01-05 | 1924-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-07-06 | 1928-01-05 | 1928-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-07-06 | 1932-01-05 | 1932-07-06 | $7700.00 | Window Closed / Lapsed |