Patent Explorer
Browse, filter, and analyze 7 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4449023A | Transparent switch having fine line conductors | LUCAS DURALITH AKT Corp | Expired / Lapsed | 1982-12-23 | 1984-05-15 | 2002-12-23 | 0.0 yrs | 9 | |
| US3978297A | Keyboard switch assembly with improved pushbutton and associated double snap acting actuator/contactor structure | LUCAS DURALITH AKT Corp | Expired / Lapsed | 1975-03-31 | 1976-08-31 | 1995-03-31 | 0.0 yrs | 8 | |
| US3862382A | Keyboards switch assembly with multilayer pattern contact means | LUCAS DURALITH AKT Corp | Expired / Lapsed | 1973-10-29 | 1975-01-21 | 1993-10-29 | 0.0 yrs | 30 | |
| US3860771A | Keyboard switch assembly with dome shaped actuator having associated underlying contactor means | LUCAS DURALITH AKT Corp | Expired / Lapsed | 1973-10-29 | 1975-01-14 | 1993-10-29 | 0.0 yrs | 52 | |
| US3773998A | Pedestal and spring member for key actuator of diaphragm switch | LUCAS DURALITH AKT Corp | Expired / Lapsed | 1972-10-16 | 1973-11-20 | 1992-10-16 | 0.0 yrs | 8 | |
| US3721778A | Keyboard switch assembly with improved operator and contact structure | LUCAS DURALITH AKT Corp | Expired / Lapsed | 1971-06-21 | 1973-03-20 | 1991-06-21 | 0.0 yrs | 9 | |
| US3383487A | Thin flexible magnetic switch | LUCAS DURALITH AKT Corp | Expired / Lapsed | 1966-07-18 | 1968-05-14 | 1986-07-18 | 0.0 yrs | 0 |