US3496386A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signaling circuit
Assignee: Trans Lux Corp
•
Filing: 1966-12-12
•
Granted: 1970-02-17
•
Expires: 1986-12-12
Abstract
No abstract record available.
Inventors
- 👤 Charles J Holloman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:43
CPC Classifications
H; H03; H03F; H03F3/00; H03F3/38; H03F3/387; H04; H04L; H04L25/00; H04L25/02; H04L25/0264; H04L25/0266; H04L25/0268
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3071699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |