US3550041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rf signal controller
Assignee: Edo Communications and Countermeasures Systems Inc
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Filing: 1969-08-22
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Granted: 1970-12-22
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Expires: 1989-08-22
Abstract
No abstract record available.
Inventors
- 👤 Walter A Sauter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:17
CPC Classifications
H; H03; H03G; H03G3/00; H03G3/20; H03G3/30; H03G3/3036; H03H; H03H7/00; H03H7/24; H03H7/25; H03H7/253; H03H7/255; H03H7/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |