Patent Explorer
Browse, filter, and analyze 11 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4493524A | Factory data collection terminal conduit enclosure | Bull HN Information Systems Inc | Expired / Lapsed | 1981-06-26 | 1985-01-15 | 2001-06-26 | 0.0 yrs | 5 | |
| US4479198A | Modular computer system | Bull HN Information Systems Inc | Expired / Lapsed | 1983-02-23 | 1984-10-23 | 2003-02-23 | 0.0 yrs | 54 | |
| US4308615A | Microprocessor based maintenance system | Bull HN Information Systems Inc | Expired / Lapsed | 1979-09-17 | 1981-12-29 | 1999-09-17 | 0.0 yrs | 19 | |
| US4181974A | System providing multiple outstanding information requests | Bull HN Information Systems Inc | Expired / Lapsed | 1978-01-05 | 1980-01-01 | 1998-01-05 | 0.0 yrs | 19 | |
| US4161024A | Private cache-to-CPU interface in a bus oriented data processing system | Bull HN Information Systems Inc | Expired / Lapsed | 1977-12-22 | 1979-07-10 | 1997-12-22 | 0.0 yrs | 4 | |
| US4156932A | Programmable communications controller | Bull HN Information Systems Inc | Expired / Lapsed | 1977-07-05 | 1979-05-29 | 1997-07-05 | 0.0 yrs | 7 | |
| US4000485A | Data processing system providing locked operation of shared resources | Bull HN Information Systems Inc | Expired / Lapsed | 1975-06-30 | 1976-12-28 | 1995-06-30 | 0.0 yrs | 14 | |
| US3995258A | Data processing system having a data integrity technique | Bull HN Information Systems Inc | Expired / Lapsed | 1975-06-30 | 1976-11-30 | 1995-06-30 | 0.0 yrs | 15 | |
| US3993981A | Apparatus for processing data transfer requests in a data processing system | Bull HN Information Systems Inc | Expired / Lapsed | 1975-06-30 | 1976-11-23 | 1995-06-30 | 0.0 yrs | 20 | |
| US3986944A | Method for obtaining adhesion of multilayer thin films | Bull HN Information Systems Inc | Expired / Lapsed | 1975-06-27 | 1976-10-19 | 1995-06-27 | 0.0 yrs | 7 | |
| US3976979A | Coupler for providing data transfer between host and remote data processing units | Bull HN Information Systems Inc | Expired / Lapsed | 1974-01-02 | 1976-08-24 | 1994-01-02 | 0.0 yrs | 10 |