DCL, Inc.
Records under this name other than the patents DCL, 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 4 patents it holds.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,901,503 | Pigments for Non-Aqueous Inks and Coatings Formerly held In force · High confidence | In force | High confidence | |
| US 9,487,657 | High Transparency Pigments Formerly held In force · High confidence | In force | High confidence | |
| US 8,197,592 | Novel Crystal Forms of Quinacridones Made from 2,9-Dimethoxyquinacridone and 2,9-Dichloroquinacridone Formerly held In force · High confidence | In force | High confidence | |
| US 8,430,954 | Novel Crystal Forms of Quinacridones Made from 2,9-Dimethoxyquinacridone and 2,9-Dichloroquinacridone Formerly held In force · High confidence | In force | High confidence | |
| US 7,795,433 | Methods for Preparing Perylene/Perinone Pigments Formerly held In force · High confidence | In force | High confidence | |
| US D664,034 | Stackable box having cutout viewing windows and supporting central carrying handle Term ended Term ended Jul 24, 2026 · From the USPTO record | Term ended | Term ended Jul 24, 2026 | From the USPTO record |
| US 8,557,990 | 2,5-DI(METHOXYANILINO) Terephthalic Acid Polymorphs and Quinacridones Realized Therefrom Formerly held Lapsed on the fee record Ended Oct 15, 2025 · High confidence | Lapsed on the fee record | Ended Oct 15, 2025 | High confidence |
| US 7,211,139 | Process for Preparing Nanoscale Quinacridone Formerly held Term ended Term ended May 3, 2025 · High confidence | Term ended | Term ended May 3, 2025 | High confidence |
| US 7,077,898 | Black Pigment Compositions Formerly held Term ended Term ended Aug 5, 2024 · High confidence | Term ended | Term ended Aug 5, 2024 | High confidence |
| US 6,972,333 | Preparation of Quinacridonequinones and Substituted Derivatives of Same Formerly held Term ended Term ended Jan 14, 2024 · High confidence | Term ended | Term ended Jan 14, 2024 | High confidence |