Patent Explorer
Browse, filter, and analyze 5 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2266668A | Undamped wave generator | NAT TELEVISION CORP | Expired / Lapsed | 1938-04-06 | 1941-12-16 | 1958-04-06 | 0.0 yrs | 0 | |
| US2231971A | Synchronizing system for picture transmission | NAT TELEVISION CORP | Expired / Lapsed | 1938-04-06 | 1941-02-18 | 1958-04-06 | 0.0 yrs | 0 | |
| US2206010A | Receiving apparatus | NAT TELEVISION CORP | Expired / Lapsed | 1937-07-28 | 1940-07-02 | 1957-07-28 | 0.0 yrs | 0 | |
| US2193789A | Photo-cell pickup system | NAT TELEVISION CORP | Expired / Lapsed | 1936-01-30 | 1940-03-19 | 1956-01-30 | 0.0 yrs | 0 | |
| US2186184A | Circuit aligning device and method of aligning circuits | NAT TELEVISION CORP | Expired / Lapsed | 1937-02-26 | 1940-01-09 | 1957-02-26 | 0.0 yrs | 0 |