Subsurface Instruments, Inc.
Records under this name other than patents Subsurface Instruments, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 2 of 2 · Back to Subsurface Instruments, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,898,456 | Apparatus and method for detecting and locating hidden objects Lapsed on the fee record Ended Mar 1, 2023 · From the USPTO record | Lapsed on the fee record | Ended Mar 1, 2023 | From the USPTO record |
| US 7,362,260 | Method of using continuous-wave radiation for detecting and locating targets hidden behind a surface Lapsed on the fee record Ended Apr 22, 2020 · From the USPTO record | Lapsed on the fee record | Ended Apr 22, 2020 | From the USPTO record |