US3028660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ferrite core splitting process
Assignee: General Electric Co
•
Filing: 1958-09-24
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Granted: 1962-04-10
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Expires: 1978-09-24
Abstract
No abstract record available.
Inventors
- 👤 William G Stratton
- 👤 Joseph H Weis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:54
CPC Classifications
B; B28; B28D; B28D1/00; B28D1/22; B28D1/221; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/4902; Y10T29/49069; Y10T29/49075; Y10T29/49076; Y10T29/49789
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-09 | 1965-10-09 | 1966-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-09 | 1969-10-09 | 1970-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-09 | 1973-10-09 | 1974-04-10 | $7700.00 | Window Closed / Lapsed |