Patent Explorer
Browse, filter, and analyze 17 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4050035A | Self-aligned polarized laser | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1976-02-13 | 1977-09-20 | 1996-02-13 | 0.0 yrs | 5 | |
| US3934461A | Multiple exposure holographic interferometer method | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1974-09-16 | 1976-01-27 | 1994-09-16 | 0.0 yrs | 13 | |
| US3832072A | Clamp assembly | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1973-04-23 | 1974-08-27 | 1993-04-23 | 0.0 yrs | 14 | |
| US3776092A | Fastener | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1971-12-16 | 1973-12-04 | 1991-12-16 | 0.0 yrs | 9 | |
| US3547542A | High scanning speed spectrometer | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1968-03-01 | 1970-12-15 | 1988-03-01 | 0.0 yrs | 0 | |
| US3327322A | Artificial heart powered by a fluid pressure pump means simulating the action of the human heart | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1964-07-27 | 1967-06-27 | 1984-07-27 | 0.0 yrs | 2 | |
| US3320594A | Associative computer | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1964-03-10 | 1967-05-16 | 1984-03-10 | 0.0 yrs | 1 | |
| US3228344A | Centrifugal impeller and method of making same | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1963-08-30 | 1966-01-11 | 1983-08-30 | 0.0 yrs | 2 | |
| US3109974A | Machine tool control system having feedrate control | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1961-06-19 | 1963-11-05 | 1981-06-19 | 0.0 yrs | 2 | |
| US3070304A | Arithmetic unit for digital control systems | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1957-04-12 | 1962-12-25 | 1977-04-12 | 0.0 yrs | 0 | |
| US2877448A | Superconductive logical circuits | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1957-11-08 | 1959-03-10 | 1977-11-08 | 0.0 yrs | 0 | |
| US2876705A | Pressure loaded gear pump | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1953-05-29 | 1959-03-10 | 1973-05-29 | 0.0 yrs | 0 | |
| US2761393A | Submerged booster pump assembly | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1950-05-19 | 1956-09-04 | 1970-05-19 | 0.0 yrs | 0 | |
| US2688925A | Mixed flow multiple pump | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1950-09-27 | 1954-09-14 | 1970-09-27 | 0.0 yrs | 0 | |
| US2328330A | Rubber bushed joint | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1941-12-04 | 1943-08-31 | 1961-12-04 | 0.0 yrs | 0 | |
| US2283440A | Resilient joint construction | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1940-12-04 | 1942-05-19 | 1960-12-04 | 0.0 yrs | 0 | |
| US1828891A | Tie-rod construction | Northrop Grumman Space and Mission Systems Corp | Expired / Lapsed | 1926-02-26 | 1931-10-27 | 1946-02-26 | 0.0 yrs | 0 |