Patent Explorer
Browse, filter, and analyze 13 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| GB764522A | Improvements in or relating to electronic computers | Compagnie des Machines Bull SA | Expired / Lapsed | 1953-07-02 | — | 1973-07-02 | 0.0 yrs | 0 | |
| US3286233A | Fault detecting devices for character recognition | Compagnie des Machines Bull SA | Expired / Lapsed | 1964-04-23 | 1966-11-15 | 1984-04-23 | 0.0 yrs | 2 | |
| US3220000A | Manually controlled coding device | Compagnie des Machines Bull SA | Expired / Lapsed | 1963-02-15 | 1965-11-23 | 1983-02-15 | 0.0 yrs | 2 | |
| FR1271150A | Printed Character Analysis Arrangement | Compagnie des Machines Bull SA | Expired / Lapsed | 1960-07-26 | 1961-09-08 | 1980-07-26 | 0.0 yrs | 0 | |
| US2982920A | Synchronising devices for use in electronic calculators | Compagnie des Machines Bull SA | Expired / Lapsed | 1957-02-19 | 1961-05-02 | 1977-02-19 | 0.0 yrs | 0 | |
| US2806139A | Pulse reshaper | Compagnie des Machines Bull SA | Expired / Lapsed | 1952-06-09 | 1957-09-10 | 1972-06-09 | 0.0 yrs | 0 | |
| US2781972A | Reading device controlled by magnetic record cards | Compagnie des Machines Bull SA | Expired / Lapsed | 1952-05-06 | 1957-02-19 | 1972-05-06 | 0.0 yrs | 0 | |
| US2765982A | Detecting errors in accounting machines | Compagnie des Machines Bull SA | Expired / Lapsed | 1951-01-24 | 1956-10-09 | 1971-01-24 | 0.0 yrs | 0 | |
| US2712898A | Arrangement for analysis and comparison of recordings | Compagnie des Machines Bull SA | Expired / Lapsed | 1951-07-16 | 1955-07-12 | 1971-07-16 | 0.0 yrs | 0 | |
| FR1035453A | Multiplication and division devices | Compagnie des Machines Bull SA | Expired / Lapsed | 1951-04-16 | 1953-08-25 | 1971-04-16 | 0.0 yrs | 0 | |
| FR1035312A | Addition and subtraction operator device for electric calculating machine in binary system | Compagnie des Machines Bull SA | Expired / Lapsed | 1951-04-11 | 1953-08-21 | 1971-04-11 | 0.0 yrs | 0 | |
| US2586963A | Cathode-ray tube analyzing and recording apparatus | Compagnie des Machines Bull SA | Expired / Lapsed | 1949-05-17 | 1952-02-26 | 1969-05-17 | 0.0 yrs | 0 | |
| US2508953A | Recording and controlling card | Compagnie des Machines Bull SA | Expired / Lapsed | 1948-07-07 | 1950-05-23 | 1968-07-07 | 0.0 yrs | 0 |