Skiatron Electronics and Television Corp
Skiatron EActive Patents
0
Total Holdings
10
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3878322A | Interrogated system | Expired / Lapsed | 1973-02-28 | 1975-04-15 | 21 | Details |
| US3757035A | Interrogated transponder system | Expired / Lapsed | 1970-04-21 | 1973-09-04 | 92 | Details |
| US3689688A | Communications secrecy system | Expired / Lapsed | 1970-11-02 | 1972-09-05 | 34 | Details |
| CA752973A | Television secrecy system | Expired / Lapsed | — | 1967-02-14 | 0 | Details |
| CA742363A | Interrogated transponder system | Expired / Lapsed | — | 1966-09-06 | 0 | Details |
| US3104387A | Character generation | Expired / Lapsed | 1959-11-16 | 1963-09-17 | 2 | Details |
| US3078337A | Metering systems | Expired / Lapsed | 1958-12-17 | 1963-02-19 | 2 | Details |
| US2942251A | Data display apparatus | Expired / Lapsed | 1955-11-18 | 1960-06-21 | 0 | Details |
| US2680146A | Birefringent filter for color television | Expired / Lapsed | 1950-05-31 | 1954-06-01 | 0 | Details |
| US2585846A | Receiver tube having movable screen with ionic crystal laye… | Expired / Lapsed | 1948-02-28 | 1952-02-12 | 0 | Details |