US3518610A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Voltage/ground plane assembly
Assignee: Elco Corp
•
Filing: 1967-03-03
•
Granted: 1970-06-30
•
Expires: 1987-03-03
Abstract
No abstract record available.
Inventors
- 👤 David S Goodman
- 👤 Leslie M Borsuk
- 👤 Frederick T Inacker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:05
CPC Classifications
G; G06; G06F; G06F1/00; H; H01; H01R; H01R12/00; H01R12/70; H01R12/7088; H01R12/71; H01R12/712; H01R12/716
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US249574A
Cited
US2442984A
Cited
US2965751A
Cited
US3049645A
Cited
US3243760A
Cited
US3237146A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-29 | 1973-12-29 | 1974-06-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-29 | 1977-12-29 | 1978-06-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-29 | 1981-12-29 | 1982-06-30 | $7700.00 | Window Closed / Lapsed |