Educational Testing Service
Records under this name other than the patents Educational Testing Service 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 71 patents it holds.
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| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 11,410,072 | Computer-Implemented Systems and Methods for Detection of Sentiment in Writing Lapsed on the fee record Ended Aug 9, 2026 · High confidence | Lapsed on the fee record | Ended Aug 9, 2026 | High confidence |
| US 8,706,022 | Equation editor Lapsed on the fee record Ended Apr 22, 2026 · From the USPTO record | Lapsed on the fee record | Ended Apr 22, 2026 | From the USPTO record |
| US 7,418,458 | Method for estimating examinee attribute parameters in a cognitive diagnosis model Term ended Term ended Mar 19, 2026 · From the USPTO record | Term ended | Term ended Mar 19, 2026 | From the USPTO record |
| US 11,238,844 | Automatic turn-level language identification for code-switched dialog Lapsed on the fee record Ended Feb 1, 2026 · From the USPTO record | Lapsed on the fee record | Ended Feb 1, 2026 | From the USPTO record |
| US 11,222,627 | Exploring ASR-free end-to-end modeling to improve spoken language understanding in a cloud-based dialog system Lapsed on the fee record Ended Jan 11, 2026 · From the USPTO record | Lapsed on the fee record | Ended Jan 11, 2026 | From the USPTO record |
| US 7,298,902 | Method and system for performing image mark recognition Term ended Term ended Jul 21, 2025 · From the USPTO record | Term ended | Term ended Jul 21, 2025 | From the USPTO record |
| US 7,217,134 | Accessibility of testing within a validity framework Term ended Term ended Jul 2, 2025 · From the USPTO record | Term ended | Term ended Jul 2, 2025 | From the USPTO record |
| US 7,392,187 | Method and system for the automatic generation of speech features for scoring high entropy speech Term ended Term ended Jun 25, 2025 · From the USPTO record | Term ended | Term ended Jun 25, 2025 | From the USPTO record |
| US 8,472,861 | Automatic essay scoring system Lapsed on the fee record Ended Jun 25, 2025 · From the USPTO record | Lapsed on the fee record | Ended Jun 25, 2025 | From the USPTO record |
| US 8,380,491 | System for rating constructed responses based on concepts and a model answer Lapsed on the fee record Ended Feb 19, 2025 · From the USPTO record | Lapsed on the fee record | Ended Feb 19, 2025 | From the USPTO record |