Buffalo Filter LLC
Records under this name other than the patents Buffalo Filter LLC 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 40 patents it holds.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,095,241 | Fluid Evacuation System with Two-Way Communication Filter Term ended Ended no later than Apr 4, 2026 · Medium confidence | Term ended | Ended no later than Apr 4, 2026 | Medium confidence |
| US 7,597,731 | Operating Room Smoke Evacuator with Integrated Vacuum Motor and Filter Term ended Term ended Nov 13, 2025 · High confidence | Term ended | Term ended Nov 13, 2025 | High confidence |
| US 7,892,337 | Operating Room Smoke Evacuator with Integrated Vacuum Motor and Filter Term ended Term ended Sep 15, 2024 · High confidence | Term ended | Term ended Sep 15, 2024 | High confidence |
| US 8,147,577 | Air Recirculation System with Filter Flaps Term ended Term ended Sep 15, 2024 · High confidence | Term ended | Term ended Sep 15, 2024 | High confidence |
| US 8,145,577 | Next Generation Visibility Package Tracking Lapsed on the fee record Ended Mar 27, 2024 · High confidence | Lapsed on the fee record | Ended Mar 27, 2024 | High confidence |
| US 10,398,452 | Method and System for Vacuum Suction Lapsed on the fee record Ended Sep 3, 2023 · High confidence | Lapsed on the fee record | Ended Sep 3, 2023 | High confidence |
| US 6,524,307 | Smoke Evacuation Apparatus Term ended Term ended Oct 5, 2021 · High confidence | Term ended | Term ended Oct 5, 2021 | High confidence |
| US 6,544,210 | Disposable laparoscopic smoke evacuation system Term ended Term ended Oct 22, 2018 · From the USPTO record | Term ended | Term ended Oct 22, 2018 | From the USPTO record |
| US 6,053,886 | Switch apparatus for operating an evacuator Term ended Term ended Aug 12, 2017 · From the USPTO record | Term ended | Term ended Aug 12, 2017 | From the USPTO record |
| US 6,045,596 | Filter system to remove a contaminant from a fluid stream Term ended Term ended Apr 7, 2017 · From the USPTO record | Term ended | Term ended Apr 7, 2017 | From the USPTO record |