Friden Inc
Friden IncActive Patents
0
Total Holdings
11
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3523282A | Calculator | Expired / Lapsed | 1964-09-24 | 1970-08-04 | 0 | Details |
| US3495221A | Data detector | Expired / Lapsed | 1967-11-13 | 1970-02-10 | 0 | Details |
| US3473466A | Electrostrictive print hammer actuator in high speed printe… | Expired / Lapsed | 1968-06-28 | 1969-10-21 | 0 | Details |
| US3465099A | Optical encoder | Expired / Lapsed | 1967-09-05 | 1969-09-02 | 0 | Details |
| US3406625A | Driving means for high-speed printing apparatus | Expired / Lapsed | 1967-08-25 | 1968-10-22 | 0 | Details |
| US3400798A | Last character visibility mechanism for a matrix page print… | Expired / Lapsed | 1967-08-21 | 1968-09-10 | 0 | Details |
| US3395245A | Controlled coded data communication system | Expired / Lapsed | 1964-03-16 | 1968-07-30 | 0 | Details |
| US3327828A | Keyboard mechanism having latch means | Expired / Lapsed | 1966-01-25 | 1967-06-27 | 2 | Details |
| US3309673A | Data transmission system | Expired / Lapsed | 1963-01-30 | 1967-03-14 | 2 | Details |
| US3295108A | Data transmission system | Expired / Lapsed | 1963-01-30 | 1966-12-27 | 2 | Details |
| US3277443A | Data receiver | Expired / Lapsed | 1963-01-30 | 1966-10-04 | 2 | Details |