US3487186A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shielded resilient boot for electric switches
Assignee: Metex Corp USA
•
Filing: 1965-03-18
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Granted: 1969-12-30
•
Expires: 1985-03-18
Abstract
No abstract record available.
Inventors
- 👤 Arthur J Johnson
- 👤 Willem F Bakker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:40
CPC Classifications
H; H01; H01H; H01H9/00; H01H9/02; H01H9/04; H05; H05K; H05K9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR636210A
Cited
US2795144A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |