US3287524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sand-teflon means to improve low current interruption performance of high voltage current limiting type fuses
Assignee: Joslyn Manufacturing and Supply Co
•
Filing: 1964-10-28
•
Granted: 1966-11-22
•
Expires: 1984-10-28
Abstract
No abstract record available.
Inventors
- 👤 Ronald F Huber
- 👤 Ramanlal R Vadnagara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:27
CPC Classifications
H; H01; H01H; H01H85/00; H01H85/02; H01H85/38; H01H2085/388
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1829149A
Cited
US2502992A
Cited
US2531007A
Cited
US2665348A
Cited
US2833890A
Cited
US2808487A
Cited
US2856488A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-21 | 1970-05-23 | 1970-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-21 | 1974-05-23 | 1974-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-21 | 1978-05-23 | 1978-11-22 | $7700.00 | Window Closed / Lapsed |