Servo Corp of America
Servo CorpActive Patents
0
Total Holdings
13
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3199101A | Radiosonde and tracking system | Expired / Lapsed | 1960-09-16 | 1965-08-03 | 2 | Details |
| US3111556A | Image pickup devices and scanning circuits therefor | Expired / Lapsed | 1961-09-25 | 1963-11-19 | 2 | Details |
| US2999152A | Hot-box detector | Expired / Lapsed | 1958-10-28 | 1961-09-05 | 0 | Details |
| US2997539A | Scanning mechanism | Expired / Lapsed | 1953-04-16 | 1961-08-22 | 0 | Details |
| US2978589A | Optical pyrometer | Expired / Lapsed | 1956-01-16 | 1961-04-04 | 0 | Details |
| US2967449A | Optical ground-speed meter | Expired / Lapsed | 1955-01-06 | 1961-01-10 | 0 | Details |
| US2891157A | Frequency control means | Expired / Lapsed | 1952-11-24 | 1959-06-16 | 0 | Details |
| US2883293A | Glass composition | Expired / Lapsed | 1957-06-11 | 1959-04-21 | 2 | Details |
| US2883292A | Glass compositions | Expired / Lapsed | 1957-05-23 | 1959-04-21 | 2 | Details |
| US2882783A | Radiant energy ground-clearance meter | Expired / Lapsed | 1955-02-10 | 1959-04-21 | 0 | Details |
| US2878711A | Optical scanner for determining velocity altitude | Expired / Lapsed | 1954-07-22 | 1959-03-24 | 0 | Details |
| US2749442A | Controlled oscillator | Expired / Lapsed | 1952-04-23 | 1956-06-05 | 0 | Details |
| US2739865A | Electronic recorder | Expired / Lapsed | 1950-04-27 | 1956-03-27 | 0 | Details |