US3536877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wafer construction for a switch tuner
Assignee: General Electric Co
•
Filing: 1968-03-14
•
Granted: 1970-10-27
•
Expires: 1988-03-14
Abstract
No abstract record available.
Inventors
- 👤 Eugene K Vonfange
- 👤 Sanjar Ghaem-Maghami
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:14
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/54; H01H19/56; H01H19/58; H01H19/585; H01H19/64
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2910628A
Cited
US3089923A
Cited
US3257537A
Cited
US3293399A
Cited
US3440640A
Cited
US3268674A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-26 | 1974-04-27 | 1974-10-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-26 | 1978-04-27 | 1978-10-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-26 | 1982-04-27 | 1982-10-27 | $7700.00 | Window Closed / Lapsed |