International Computers and Tabulators Ltd
InternatioActive Patents
0
Total Holdings
21
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3351921A | Magnetic core data storage matrix | Expired / Lapsed | 1962-03-13 | 1967-11-07 | 2 | Details |
| US3226691A | Data processing apparatus | Expired / Lapsed | 1962-01-22 | 1965-12-28 | 2 | Details |
| US3117220A | Electronic calculating apparatus utilizing stored programme… | Expired / Lapsed | 1960-06-07 | 1964-01-07 | 2 | Details |
| US3117307A | Information storage apparatus | Expired / Lapsed | 1960-03-22 | 1964-01-07 | 2 | Details |
| US3099822A | Magnetic data storage devices | Expired / Lapsed | 1959-09-22 | 1963-07-30 | 1 | Details |
| US3082379A | Amplitude selection circuit | Expired / Lapsed | 1960-03-22 | 1963-03-19 | 2 | Details |
| US3076599A | Statistical record reading devices | Expired / Lapsed | 1959-07-20 | 1963-02-05 | 2 | Details |
| US3048829A | Magnetic data storage devices | Expired / Lapsed | 1959-11-17 | 1962-08-07 | 0 | Details |
| US3040303A | Data storage apparatus | Expired / Lapsed | 1959-02-26 | 1962-06-19 | 0 | Details |
| US3039690A | Computing machines | Expired / Lapsed | 1956-10-08 | 1962-06-19 | 0 | Details |
| US3030019A | Electronic computing machines | Expired / Lapsed | 1959-07-20 | 1962-04-17 | 0 | Details |
| US3005106A | Data sensing apparatus | Expired / Lapsed | 1959-10-14 | 1961-10-17 | 0 | Details |
| US3001469A | Data registering apparatus | Expired / Lapsed | 1959-06-22 | 1961-09-26 | 0 | Details |
| US3001706A | Apparatus for converting data from a first to a second scal… | Expired / Lapsed | 1953-12-09 | 1961-09-26 | 0 | Details |
| US2984823A | Data storage devices | Expired / Lapsed | 1956-03-06 | 1961-05-16 | 0 | Details |
| US2958856A | Magnetic data storage systems | Expired / Lapsed | 1954-12-01 | 1960-11-01 | 0 | Details |
| US2944156A | Apparatus for sensing records | Expired / Lapsed | 1959-01-09 | 1960-07-05 | 0 | Details |
| US2942778A | Data processing machines | Expired / Lapsed | 1957-05-01 | 1960-06-28 | 0 | Details |
| US2942242A | Information reading arrangement | Expired / Lapsed | 1958-03-11 | 1960-06-21 | 0 | Details |
| US2935259A | Shifting register shift means | Expired / Lapsed | 1956-08-20 | 1960-05-03 | 0 | Details |
| US2929042A | Connection box with slidable plugboard | Expired / Lapsed | 1956-05-08 | 1960-03-15 | 0 | Details |