US3042882A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fail-safe microwave ferrite switch
Assignee: Raytheon Co
•
Filing: 1958-09-19
•
Granted: 1962-07-03
•
Expires: 1978-09-19
Abstract
No abstract record available.
Inventors
- 👤 Richard S Jamison
- 👤 Harold A Rosen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:47
CPC Classifications
H; H01; H01P; H01P1/00; H01P1/10; H01P1/11
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2719274A
Cited
US2817812A
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US2767379A
Cited
US2890328A
Cited
US2850705A
Cited
US2908878A
Cited
US2866165A
Cited
BE549333A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-02 | 1966-01-01 | 1966-07-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-02 | 1970-01-01 | 1970-07-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-02 | 1974-01-01 | 1974-07-03 | $7700.00 | Window Closed / Lapsed |