Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3739329A | Electronic system for locating | INTERSONICS Corp | Expired / Lapsed | 1971-05-24 | 1973-06-12 | 1991-05-24 | 0.0 yrs | 14 | |
| US3696384A | Ultrasonic tracking and locating system | INTERSONICS Corp | Expired / Lapsed | 1971-07-08 | 1972-10-03 | 1991-07-08 | 0.0 yrs | 22 |