US2646548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electron tube coder device
Assignee: Alsacienne de Constructions Mecaniques SA
•
Filing: 1949-07-09
•
Granted: 1953-07-21
•
Expires: 1969-07-09
Abstract
No abstract record available.
Inventors
- 👤 Ville Jean Andre
- 👤 Pages Andre Paul
- 👤 Herreng Pierre Alphonse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:21
CPC Classifications
H; H04; H04B; H04B14/00; H04B14/02; H03; H03M; H03M1/00; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1757345A
Cited
US2189898A
Cited
US2144337A
Cited
US2441296A
Cited
US2438908A
Cited
US2451044A
Cited
US2437707A
Cited
US2473091A
Cited
US2463535A
Cited
US2453461A
Cited
US2458652A
Cited
US2489883A
Cited
US2537843A
Cited
US2496633A
Cited
US2485821A
Cited
US2505029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |