Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3774997A | Filter arrangement | Textron Systems Corp | Expired / Lapsed | 1971-10-21 | 1973-11-27 | 1991-10-21 | 0.0 yrs | 25 | |
| US3487304A | Sequential test apparatus for electrical circuits including a digital controlled analog test signal generating unit | Textron Systems Corp | Expired / Lapsed | 1968-02-02 | 1969-12-30 | 1988-02-02 | 0.0 yrs | 0 | |
| US3169191A | Method to adjust photoelectric telescope to respond to constant object size | Textron Systems Corp | Expired / Lapsed | 1962-01-10 | 1965-02-09 | 1982-01-10 | 0.0 yrs | 2 |