Kellogg Brown & Root LLC
Records under this name other than the patents Kellogg Brown & Root 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 185 patents it holds.
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| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 8,608,942 | Systems and Methods for Residue Upgrading Formerly held In force · High confidence | In force | High confidence | |
| US 8,809,587 | Systems and Methods for Producing Aromatic Amines and Removing Phenol Therefrom Formerly held In force · High confidence | In force | High confidence | |
| US 9,951,282 | Process for introducing fine and coarse additives for hydroconversion of heavy hydrocarbons Formerly held In force · From the USPTO record | In force | From the USPTO record | |
| US 12,372,207 | Marine Vessel Comprising LG Handling System Formerly held In force · High confidence | In force | High confidence | |
| US 11,047,831 | Nondestructive Inspection Apparatus and Methods of Use Formerly held In force · High confidence | In force | High confidence | |
| US 12,149,296 | Method and Apparatus for Estimating Electromagnetic Environmental Effects on RF Dependent Systems Formerly held In force · High confidence | In force | High confidence | |
| US 8,808,535 | Vacuum Distilled DAO Processing in FCC with Recycle Lapsed on the fee record Ended Aug 19, 2026 · High confidence | Lapsed on the fee record | Ended Aug 19, 2026 | High confidence |
| US 8,800,498 | Systems and Methods for Exchanging Heat in a Gasification System Lapsed on the fee record Ended Aug 12, 2026 · High confidence | Lapsed on the fee record | Ended Aug 12, 2026 | High confidence |
| US 8,168,131 | Low pressure drop reforming reactor Term ended Term ended Aug 8, 2026 · From the USPTO record | Term ended | Term ended Aug 8, 2026 | From the USPTO record |
| US 11,306,047 | Integrated Stabilizer in Deisobutanizer for Isomerization of Hydrocarbons and Product Separation Surrendered on reissue Surrendered on reissue Aug 4, 2026 · High confidence | Surrendered on reissue | Surrendered on reissue Aug 4, 2026 | High confidence |