Wellsonic LC
Records under this name other than patents Wellsonic LC holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 7 of 7 · Back to Wellsonic LC
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,490,647 | Fluid pressure control device Lapsed on the fee record Ended Jul 23, 2021 · From the USPTO record | Lapsed on the fee record | Ended Jul 23, 2021 | From the USPTO record |
| US 8,336,575 | Fluid pressure control device Lapsed on the fee record Ended Dec 25, 2020 · From the USPTO record | Lapsed on the fee record | Ended Dec 25, 2020 | From the USPTO record |
| US 7,414,920 | Acoustic generator for distance sounding with microphone designed for efficient echo detection Lapsed on the fee record Ended Aug 19, 2020 · From the USPTO record | Lapsed on the fee record | Ended Aug 19, 2020 | From the USPTO record |
| US 7,397,729 | Acoustic generator for distance sounding with a new and novel portal structure for the efficient firing of the pressure chamber Lapsed on the fee record Ended Jul 8, 2020 · From the USPTO record | Lapsed on the fee record | Ended Jul 8, 2020 | From the USPTO record |
| US 7,228,934 | Acoustic generator for distance sounding with a firing mechanism independent of the pressure equilibration force Lapsed on the fee record Ended Jun 12, 2019 · From the USPTO record | Lapsed on the fee record | Ended Jun 12, 2019 | From the USPTO record |
| US D503,580 | Child's seat cushion Term ended Term ended Apr 5, 2019 · From the USPTO record | Term ended | Term ended Apr 5, 2019 | From the USPTO record |
| US D487,351 | Spoon shaped toothbrush Term ended Term ended Mar 9, 2018 · From the USPTO record | Term ended | Term ended Mar 9, 2018 | From the USPTO record |