Patent Explorer
Browse, filter, and analyze 6 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3727207A | Intrusion detector | Systron Donner Corp | Expired / Lapsed | 1970-06-24 | 1973-04-10 | 1990-06-24 | 0.0 yrs | 14 | |
| US3690767A | Optical tanker-docking system | Systron Donner Corp | Expired / Lapsed | 1970-10-01 | 1972-09-12 | 1990-10-01 | 0.0 yrs | 11 | |
| US3305856A | Analog to digital conversion apparatus | Systron Donner Corp | Expired / Lapsed | 1964-02-03 | 1967-02-21 | 1984-02-03 | 0.0 yrs | 0 | |
| US3237117A | Stabilized d.-c. amplifier | Systron Donner Corp | Expired / Lapsed | 1962-02-19 | 1966-02-22 | 1982-02-19 | 0.0 yrs | 2 | |
| US3176518A | Dual acceleration range integrating accelerometer | Systron Donner Corp | Expired / Lapsed | 1961-08-24 | 1965-04-06 | 1981-08-24 | 0.0 yrs | 1 | |
| US3015074A | Stabilized d. c. amplifier | Systron Donner Corp | Expired / Lapsed | 1959-01-16 | 1961-12-26 | 1979-01-16 | 0.0 yrs | 0 |