US3487538A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for producing superconductive strips
Assignee: Hitachi Cable Ltd
•
Filing: 1967-07-03
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Granted: 1970-01-06
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Expires: 1987-07-03
Abstract
No abstract record available.
Inventors
- 👤 Kimio Kakizaki
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:08
CPC Classifications
H; H01; H01B; H01B12/00; H01B12/02; H01B12/10; H10; H10N; H10N60/00; H10N60/01; H10N60/0128; Y; Y02; Y02E; Y02E40/00; Y02E40/60; Y10; Y10S; Y10S505/00; Y10S505/825; Y10S505/917; Y10S505/928; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49014; Y10T29/4902; Y10T29/49069; Y10T29/49071
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3109963A
Cited
US3167857A
Cited
US3201862A
Cited
US3218693A
Cited
US3327370A
Cited
US3320666A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |