US3337833A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modular electrical ground bushing
Assignee: Elco Corp
•
Filing: 1964-09-04
•
Granted: 1967-08-22
•
Expires: 1984-09-04
Abstract
No abstract record available.
Inventors
- 👤 William H Creedon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:21
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/648; Y; Y10; Y10S; Y10S439/00; Y10S439/939
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2359436A
Cited
US2079784A
Cited
US2163412A
Cited
US2931006A
Cited
US2995617A
Cited
US3105729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-21 | 1971-02-20 | 1971-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-21 | 1975-02-20 | 1975-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-21 | 1979-02-20 | 1979-08-22 | $7700.00 | Window Closed / Lapsed |