Suren Systems, Ltd.
Records under this name other than the patents Suren Systems, Ltd. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 5 patents it holds.
Showing 1 to 8 of 8 · Back to Suren Systems, Ltd.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,399,969 | PIR motion sensor Term ended Term ended Dec 31, 2025 · From the USPTO record | Term ended | Term ended Dec 31, 2025 | From the USPTO record |
| US 7,399,970 | PIR motion sensor Term ended Term ended Oct 13, 2025 · From the USPTO record | Term ended | Term ended Oct 13, 2025 | From the USPTO record |
| US 7,755,052 | PIR motion sensor Term ended Term ended Mar 30, 2025 · From the USPTO record | Term ended | Term ended Mar 30, 2025 | From the USPTO record |
| US 7,352,107 | Transconductance circuit for piezoelectric transducer Term ended Term ended Jan 9, 2025 · From the USPTO record | Term ended | Term ended Jan 9, 2025 | From the USPTO record |
| US 7,141,910 | Transconductance circuit for piezoelectric transducer Term ended Term ended Dec 11, 2024 · From the USPTO record | Term ended | Term ended Dec 11, 2024 | From the USPTO record |
| US 7,042,134 | Transconductance circuit for piezoelectric transducer Term ended Term ended Oct 8, 2024 · From the USPTO record | Term ended | Term ended Oct 8, 2024 | From the USPTO record |
| US 7,622,845 | Piezoelectric transducer signal processing circuit Term ended Term ended Jul 24, 2024 · From the USPTO record | Term ended | Term ended Jul 24, 2024 | From the USPTO record |
| US 7,183,912 | PIR motion sensor utilizing sum and difference sensor signals Term ended Term ended Aug 16, 2023 · From the USPTO record | Term ended | Term ended Aug 16, 2023 | From the USPTO record |