Bull HN Information Systems Inc
Bull HN InActive Patents
0
Total Holdings
36
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4707784A | Prioritized secondary use of a cache with simultaneous acce… | Expired / Lapsed | 1986-08-06 | 1987-11-17 | 2 | Details |
| US4527238A | Cache with independent addressable data and directory arrays | Expired / Lapsed | 1983-02-28 | 1985-07-02 | 5 | Details |
| US4493524A | Factory data collection terminal conduit enclosure | Expired / Lapsed | 1981-06-26 | 1985-01-15 | 5 | Details |
| US4479198A | Modular computer system | Expired / Lapsed | 1983-02-23 | 1984-10-23 | 54 | Details |
| US4388671A | Cathode ray tube display terminal having an enclosure for p… | Expired / Lapsed | 1981-06-29 | 1983-06-14 | 8 | Details |
| US4368867A | Tilt base for a CRT display terminal | Expired / Lapsed | 1981-06-29 | 1983-01-18 | 50 | Details |
| US4308615A | Microprocessor based maintenance system | Expired / Lapsed | 1979-09-17 | 1981-12-29 | 19 | Details |
| US4234919A | Intersystem communication link | Expired / Lapsed | 1978-10-31 | 1980-11-18 | 12 | Details |
| US4231086A | Multiple CPU control system | Expired / Lapsed | 1978-10-31 | 1980-10-28 | 2 | Details |
| US4225922A | Command queue apparatus included within a cache unit for fa… | Expired / Lapsed | 1978-12-11 | 1980-09-30 | 44 | Details |
| US4195343A | Round robin replacement for a cache store | Expired / Lapsed | 1977-12-22 | 1980-03-25 | 12 | Details |
| US4181974A | System providing multiple outstanding information requests | Expired / Lapsed | 1978-01-05 | 1980-01-01 | 19 | Details |
| US4161024A | Private cache-to-CPU interface in a bus oriented data proce… | Expired / Lapsed | 1977-12-22 | 1979-07-10 | 4 | Details |
| US4156932A | Programmable communications controller | Expired / Lapsed | 1977-07-05 | 1979-05-29 | 7 | Details |
| US4156111A | Apparatus for transition between network control and link c… | Expired / Lapsed | 1977-05-18 | 1979-05-22 | 5 | Details |
| US4080649A | Balancing the utilization of I/O system processors | Expired / Lapsed | 1976-12-16 | 1978-03-21 | 46 | Details |
| US4050097A | Synchronization technique for data transfers over an asynch… | Expired / Lapsed | 1976-09-27 | 1977-09-20 | 13 | Details |
| US4048481A | Diagnostic testing apparatus and method | Expired / Lapsed | 1974-12-17 | 1977-09-13 | 34 | Details |
| US4028668A | Apparatus for selectively addressing sections and locations… | Expired / Lapsed | 1975-12-22 | 1977-06-07 | 18 | Details |
| US4025906A | Apparatus for identifying the type of devices coupled to a … | Expired / Lapsed | 1975-12-22 | 1977-05-24 | 16 | Details |
| US4024508A | Database instruction find serial | Expired / Lapsed | 1975-06-19 | 1977-05-17 | 11 | Details |
| US4012625A | Non-logic printed wiring board test system | Expired / Lapsed | 1975-09-05 | 1977-03-15 | 22 | Details |
| US4010450A | Fail soft memory | Expired / Lapsed | 1975-03-26 | 1977-03-01 | 27 | Details |
| US4006468A | Dynamic memory initializing apparatus | Expired / Lapsed | 1975-09-02 | 1977-02-01 | 8 | Details |
| US4006466A | Programmable interface apparatus and method | Expired / Lapsed | 1975-03-26 | 1977-02-01 | 28 | Details |
| US4000485A | Data processing system providing locked operation of shared… | Expired / Lapsed | 1975-06-30 | 1976-12-28 | 14 | Details |
| US4000487A | Steering code generating apparatus for use in an input/outp… | Expired / Lapsed | 1975-03-26 | 1976-12-28 | 25 | Details |
| US3995258A | Data processing system having a data integrity technique | Expired / Lapsed | 1975-06-30 | 1976-11-30 | 15 | Details |
| US3993981A | Apparatus for processing data transfer requests in a data p… | Expired / Lapsed | 1975-06-30 | 1976-11-23 | 20 | Details |
| US3986944A | Method for obtaining adhesion of multilayer thin films | Expired / Lapsed | 1975-06-27 | 1976-10-19 | 7 | Details |
| US3976977A | Processor for input-output processing system | Expired / Lapsed | 1975-03-26 | 1976-08-24 | 9 | Details |
| US3976979A | Coupler for providing data transfer between host and remote… | Expired / Lapsed | 1974-01-02 | 1976-08-24 | 10 | Details |
| US3950735A | Method and apparatus for dynamically controlling read/write… | Expired / Lapsed | 1974-01-04 | 1976-04-13 | 18 | Details |
| US3949372A | System for extending the interior decor of a microprogramme… | Expired / Lapsed | 1974-10-02 | 1976-04-06 | 12 | Details |
| US3949371A | Input-output system having cyclical scanning of interrupt r… | Expired / Lapsed | 1974-08-07 | 1976-04-06 | 12 | Details |
| US3934232A | Interprocessor communication apparatus for a data processin… | Expired / Lapsed | 1974-04-25 | 1976-01-20 | 10 | Details |