Patent Explorer
Browse, filter, and analyze 6 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4068191A | Acoustooptic modulator for optical fiber waveguides | Verizon Laboratories Inc | Expired / Lapsed | 1977-01-31 | 1978-01-10 | 1997-01-31 | 0.0 yrs | 11 | |
| US3440424A | Optical system for transmitting and receiving two independent signals over a single electromagnetic carrier wherein the rotational orientation of the receiver is independent of the angular position of the transmitter | Verizon Laboratories Inc | Expired / Lapsed | 1964-07-16 | 1969-04-22 | 1984-07-16 | 0.0 yrs | 0 | |
| US3400388A | Binary to alpha-numeric translator | Verizon Laboratories Inc | Expired / Lapsed | 1965-09-17 | 1968-09-03 | 1985-09-17 | 0.0 yrs | 0 | |
| US3363103A | Optical time multiplexing system | Verizon Laboratories Inc | Expired / Lapsed | 1965-07-19 | 1968-01-09 | 1985-07-19 | 0.0 yrs | 0 | |
| US3357771A | Light beam deflector employing electro-optic crystal | Verizon Laboratories Inc | Expired / Lapsed | 1963-10-01 | 1967-12-12 | 1983-10-01 | 0.0 yrs | 2 | |
| US3272988A | Polarization modulation system for transmitting and receiving two independent signals over a single electromagnetic carrier | Verizon Laboratories Inc | Expired / Lapsed | 1963-03-25 | 1966-09-13 | 1983-03-25 | 0.0 yrs | 2 |