US3509518A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High voltage cable connectors
Assignee: Cooper Industries LLC
•
Filing: 1968-03-11
•
Granted: 1970-04-28
•
Expires: 1988-03-11
Abstract
No abstract record available.
Inventors
- 👤 Davis M Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:43
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/46; H01R13/53; H01R4/00; H01R4/28; H01R4/48; H01R4/4854; H01R4/4863; H01R4/58; H01R4/64; H01R9/00; H01R9/03; H01R9/05; H01R9/0506; H02; H02G; H02G15/00; H02G15/08; H02G15/10; H02G15/103; H02G15/18; H02G15/184; H01R31/00; H01R31/02; Y; Y10; Y10S; Y10S439/00; Y10S439/921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2379942A
Cited
US2754487A
Cited
US2967901A
Cited
US3056940A
Cited
US3181105A
Cited
US3413407A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-27 | 1973-10-27 | 1974-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-27 | 1977-10-27 | 1978-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-27 | 1981-10-27 | 1982-04-28 | $7700.00 | Window Closed / Lapsed |