Verity Instruments, Inc.
Records under this name other than the patents Verity Instruments, Inc. 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 20 patents it holds.
Back to Verity Instruments, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 9,997,325 | Electron beam exciter for use in chemical analysis in processing systems Formerly held In force · High confidence | In force | High confidence | |
| US 7,589,843 | Self referencing heterodyne reflectometer and method for implementing Term ended Term ended Jan 10, 2026 · From the USPTO record | Term ended | Term ended Jan 10, 2026 | From the USPTO record |
| US 7,545,503 | Self referencing heterodyne reflectometer and method for implementing Term ended Term ended Sep 27, 2025 · From the USPTO record | Term ended | Term ended Sep 27, 2025 | From the USPTO record |
| US 7,339,682 | Heterodyne reflectometer for film thickness monitoring and method for implementing Term ended Term ended Jul 28, 2025 · From the USPTO record | Term ended | Term ended Jul 28, 2025 | From the USPTO record |
| US 7,049,156 | System and method for in-situ monitor and control of film thickness and trench depth Term ended Term ended Jun 15, 2024 · From the USPTO record | Term ended | Term ended Jun 15, 2024 | From the USPTO record |
| US 6,991,514 | Optical closed-loop control system for a CMP apparatus and method of manufacture thereof Term ended Term ended Mar 20, 2024 · From the USPTO record | Term ended | Term ended Mar 20, 2024 | From the USPTO record |
| US 6,975,393 | Method and apparatus for implementing an afterglow emission spectroscopy monitor Term ended Term ended Jul 30, 2023 · From the USPTO record | Term ended | Term ended Jul 30, 2023 | From the USPTO record |
| US 9,386,241 | Apparatus and method for enhancing dynamic range of charge coupled device-based spectrograph Term ended Term ended Jul 2, 2023 · From the USPTO record | Term ended | Term ended Jul 2, 2023 | From the USPTO record |
| US 6,830,939 | System and method for determining endpoint in etch processes using partial least squares discriminant analysis in the time domain of optical emission spectra Term ended Term ended Mar 2, 2023 · From the USPTO record | Term ended | Term ended Mar 2, 2023 | From the USPTO record |
| US 6,768,543 | Wafer inspection apparatus with unique illumination methodology and method of operation Term ended Term ended Oct 30, 2022 · From the USPTO record | Term ended | Term ended Oct 30, 2022 | From the USPTO record |