Patent Explorer
Browse, filter, and analyze 18 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| GB771388A | Improvements in and relating to digital computing apparatus | Olivetti SpA | Expired / Lapsed | 1955-02-01 | — | 1975-02-01 | 0.0 yrs | 0 | |
| GB731140A | Improvements in and relating to electric pulse counting and calculating apparatus | Olivetti SpA | Expired / Lapsed | 1953-10-15 | — | 1973-10-15 | 0.0 yrs | 0 | |
| US3793625A | Numerical control system for controlling simultaneously a plurality of tools of one or more machine tools | Olivetti SpA | Expired / Lapsed | 1972-09-21 | 1974-02-19 | 1992-09-21 | 0.0 yrs | 4 | |
| US3728008A | Liquid crystal display | Olivetti SpA | Expired / Lapsed | 1971-12-01 | 1973-04-17 | 1991-12-01 | 0.0 yrs | 8 | |
| US3715724A | Apparatus for recognizing graphic symbols | Olivetti SpA | Expired / Lapsed | 1970-12-10 | 1973-02-06 | 1990-12-10 | 0.0 yrs | 13 | |
| US3711175A | Portable typewriter with case | Olivetti SpA | Expired / Lapsed | 1970-02-11 | 1973-01-16 | 1990-02-11 | 0.0 yrs | 7 | |
| US3691531A | Electronic computer with cyclic program memory | Olivetti SpA | Expired / Lapsed | 1970-06-18 | 1972-09-12 | 1990-06-18 | 0.0 yrs | 15 | |
| US3641329A | Improvements in electronic computer keyboard control | Olivetti SpA | Expired / Lapsed | 1969-10-24 | 1972-02-08 | 1989-10-24 | 0.0 yrs | 11 | |
| US3611358A | Hall effect keyboard | Olivetti SpA | Expired / Lapsed | 1969-01-22 | 1971-10-05 | 1989-01-22 | 0.0 yrs | 5 | |
| US3469244A | Electronic computer | Olivetti SpA | Expired / Lapsed | 1968-01-29 | 1969-09-23 | 1988-01-29 | 0.0 yrs | 0 | |
| US3381272A | Data transmission system | Olivetti SpA | Expired / Lapsed | 1964-10-05 | 1968-04-30 | 1984-10-05 | 0.0 yrs | 0 | |
| US3303469A | Method and apparatus for reading characters | Olivetti SpA | Expired / Lapsed | 1965-11-12 | 1967-02-07 | 1985-11-12 | 0.0 yrs | 2 | |
| US3270882A | Document sorter | Olivetti SpA | Expired / Lapsed | 1964-10-02 | 1966-09-06 | 1984-10-02 | 0.0 yrs | 2 | |
| US3223982A | Electronic computer with abbreviated addressing of data | Olivetti SpA | Expired / Lapsed | 1962-04-06 | 1965-12-14 | 1982-04-06 | 0.0 yrs | 2 | |
| US3208051A | Statistical machine | Olivetti SpA | Expired / Lapsed | 1962-04-06 | 1965-09-21 | 1982-04-06 | 0.0 yrs | 2 | |
| US3188611A | Character recognition apparatus | Olivetti SpA | Expired / Lapsed | 1962-07-19 | 1965-06-08 | 1982-07-19 | 0.0 yrs | 2 | |
| US3178687A | Character recognition apparatus | Olivetti SpA | Expired / Lapsed | 1962-05-15 | 1965-04-13 | 1982-05-15 | 0.0 yrs | 2 | |
| US3136979A | Checking device for record processing machines | Olivetti SpA | Expired / Lapsed | 1959-09-28 | 1964-06-09 | 1979-09-28 | 0.0 yrs | 1 |