US3307126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Encapsulated magnetic switch
Assignee: GTE Sylvania Inc
•
Filing: 1963-08-20
•
Granted: 1967-02-28
•
Expires: 1983-08-20
Abstract
No abstract record available.
Inventors
- 👤 Robert E Shaw
- 👤 Marshall E Kulberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:05
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/64; H01H1/66; H01H51/00; H01H51/28; H01H51/287
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2285479A
Cited
US2286800A
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US2892051A
Cited
US3014102A
Cited
US3059074A
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US2969434A
Cited
US3170053A
Cited
US3142734A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |