US2765646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment interlocks
Assignee: ITE Circuit Breaker Co
•
Filing: 1952-10-22
•
Granted: 1956-10-09
•
Expires: 1972-10-22
Abstract
No abstract record available.
Inventors
- 👤 Kenneth G Hepler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:46
CPC Classifications
E; E05; E05B; E05B35/00; E05B35/08; E05B35/086; Y; Y10; Y10T; Y10T70/00; Y10T70/40; Y10T70/413; Y10T70/437; Y10T70/446; Y10T70/452; Y10T70/459; Y10T70/50; Y10T70/5009; Y10T70/70; Y10T70/7441; Y10T70/7446; Y10T70/7458
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US518317A
Cited
US1256721A
Cited
US1652233A
Cited
US1962561A
Cited
US2220786A
Cited
US2291381A
Cited
US2336936A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |