US2882338A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and system for detecting signals
Assignee: Individual
•
Filing: 1955-03-17
•
Granted: 1959-04-14
•
Expires: 1975-03-17
Abstract
No abstract record available.
Inventors
- 👤 John M Wozencraft
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:02
CPC Classifications
H; H04; H04L; H04L27/00; H04L27/10; H04L27/14; H04L27/144; H04L27/148
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2405597A
Cited
US2400574A
Cited
US2623948A
Cited
US2658139A
Cited
US2676203A
Cited
US2677104A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-13 | 1962-10-13 | 1963-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-13 | 1966-10-13 | 1967-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-13 | 1970-10-13 | 1971-04-14 | $7700.00 | Window Closed / Lapsed |