US3530408A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispersive networks
Assignee: BAE Systems Electronics Ltd
•
Filing: 1967-06-12
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Granted: 1970-09-22
•
Expires: 1987-06-12
Abstract
No abstract record available.
Inventors
- 👤 Percy Samuel Brandon
- 👤 Allan Harry Boyce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:11
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/30; H03H7/32; H03K; H03K5/00; H03K5/01; H03K5/04; H03K5/06; H03K5/065
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) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |