Patent Explorer
Browse, filter, and analyze 4 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4115665A | Multiple circuit interrupter for telecommunication system | Italtel SpA | Expired / Lapsed | 1977-04-05 | 1978-09-19 | 1997-04-05 | 0.0 yrs | 7 | |
| US3573752A | Pulse-code-modulation system with converging signal paths | Italtel SpA | Expired / Lapsed | 1969-07-01 | 1971-04-06 | 1989-07-01 | 0.0 yrs | 7 | |
| US3560660A | Time-allocation communication system with scrambling network | Italtel SpA | Expired / Lapsed | 1968-12-16 | 1971-02-02 | 1988-12-16 | 0.0 yrs | 11 | |
| US3398296A | Digital logic information signal distributor for multichannel telecommunication systems which pass only one signal at a time | Italtel SpA | Expired / Lapsed | 1964-05-08 | 1968-08-20 | 1984-05-08 | 0.0 yrs | 0 |