OptoTech AG
Records under this name other than the patents OptoTech AG 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 2 patents it holds.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US D648,473 | LED street lamp Term ended Term ended Nov 8, 2025 · From the USPTO record | Term ended | Term ended Nov 8, 2025 | From the USPTO record |
| US 8,523,400 | Light-emitting diode streetlight structure Lapsed on the fee record Ended Sep 3, 2021 · From the USPTO record | Lapsed on the fee record | Ended Sep 3, 2021 | From the USPTO record |
| US 8,419,224 | Light-emitting diode streetlight structure Lapsed on the fee record Ended Apr 16, 2021 · From the USPTO record | Lapsed on the fee record | Ended Apr 16, 2021 | From the USPTO record |
| US 7,135,016 | Non-Penetrating Filtration Surgery Term ended Term ended May 8, 2020 · High confidence | Term ended | Term ended May 8, 2020 | High confidence |
| US 6,383,061 | Procedure of and device for processing optical lenses Lapsed on the fee record Ended May 7, 2006 · From the USPTO record | Lapsed on the fee record | Ended May 7, 2006 | From the USPTO record |
| US 4,680,594 | Single beam direct read during write and write protect system for use in an optical data storage system Term ended Term ended no later than Jul 14, 2007 · Low confidence | Term ended | Term ended no later than Jul 14, 2007 | Low confidence |
| US 4,700,056 | Objective lens focus initialization system Term ended Term ended no later than Oct 13, 2007 · Low confidence | Term ended | Term ended no later than Oct 13, 2007 | Low confidence |
| US 4,719,610 | Objective lens velocity control system for use in an optical data storage system Term ended Term ended no later than Jan 12, 2008 · Low confidence | Term ended | Term ended no later than Jan 12, 2008 | Low confidence |
| US 4,736,356 | Optical disk drive Term ended Term ended no later than Apr 5, 2008 · Low confidence | Term ended | Term ended no later than Apr 5, 2008 | Low confidence |
| US 4,791,623 | File management system for use in an optical data storage system Term ended Term ended no later than Dec 13, 2008 · Low confidence | Term ended | Term ended no later than Dec 13, 2008 | Low confidence |