Patent Explorer
Browse, filter, and analyze 13 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| GB312079A | Improvements in high frequency duplex signalling systems | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1929-05-16 | — | 1949-05-16 | 0.0 yrs | 0 | |
| US2285043A | Television receiver | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1936-08-22 | 1942-06-02 | 1956-08-22 | 0.0 yrs | 0 | |
| US2265966A | Aircraft altimeter | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1939-08-11 | 1941-12-09 | 1959-08-11 | 0.0 yrs | 0 | |
| US2265365A | Television transmitter | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1939-11-09 | 1941-12-09 | 1959-11-09 | 0.0 yrs | 0 | |
| US2219941A | High frequency arrangement | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1934-12-04 | 1940-10-29 | 1954-12-04 | 0.0 yrs | 0 | |
| US2212568A | Modulated high frequency transmitter system | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1938-07-09 | 1940-08-27 | 1958-07-09 | 0.0 yrs | 0 | |
| US2205560A | Distance indication means and method | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1938-03-08 | 1940-06-25 | 1958-03-08 | 0.0 yrs | 0 | |
| US2173902A | Common wave transmitter system | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1936-06-10 | 1939-09-26 | 1956-06-10 | 0.0 yrs | 0 | |
| US2167496A | Glow discharge oscillator | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1936-10-20 | 1939-07-25 | 1956-10-20 | 0.0 yrs | 0 | |
| US2161292A | Radiating device | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1935-12-04 | 1939-06-06 | 1955-12-04 | 0.0 yrs | 0 | |
| US1882989A | Thermostatically controlled piezo-crystal | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1930-12-11 | 1932-10-18 | 1950-12-11 | 0.0 yrs | 0 | |
| US1767236A | Vibration regulator | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1928-03-03 | 1930-06-24 | 1948-03-03 | 0.0 yrs | 0 | |
| US1688916A | Means for synchronizing two or more rotating bodies | Alcatel Lucent Deutschland AG | Expired / Lapsed | 1927-12-09 | 1928-10-23 | 1947-12-09 | 0.0 yrs | 0 |