| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G.S.COSMECEUTICAL USA, INC. | Denison Pharmaceuticals, LLC | Swiss-American CDMO, LLC | TENCO ASSEMBLIES, INC | 2026-04-27 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G.S.COSMECEUTICAL USA, INC. | Denison Pharmaceuticals, LLC | Swiss-American CDMO, LLC | TENCO ASSEMBLIES, INC | 2026-04-27 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | G. S. Cosmeceutical USA, Inc. | Swiss American CDMO, LLC | PURETEK CORPORATION | 2026-01-26 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | Swiss American CDMO, LLC | Universal Packaging Systems, Inc. (DBA Paklab) | 2026-01-26 |
| ISOBUTYLPARABEN | L'Oreal USA Products Inc | L'OREAL USA, INC. | 2026-01-07 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | G. S. Cosmeceutical USA, Inc. | Swiss American CDMO, LLC | Universal Packaging Systems, Inc. (DBA Paklab) | PURETEK CORPORATION | 2025-11-13 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | Swiss American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | PURETEK CORPORATION | Universal Packaging Systems, Inc. (DBA Paklab) | 2025-11-13 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | Swiss American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | 2025-11-13 |
| ISOBUTYLPARABEN | Edgewell Personal Care Brands, LLC | 2025-11-06 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | Swiss American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | PURETEK CORPORATION | 2025-11-05 |
| ISOBUTYLPARABEN | Golden Mills LLC | 2025-11-05 |
| ISOBUTYLPARABEN | Hangzhou Yida Technology Co., Ltd. | 2025-11-05 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | Swiss American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | PURETEK CORPORATION | 2025-11-04 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | Swiss American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | 2025-11-04 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | G. S. Cosmeceutical USA, Inc. | Swiss American CDMO, LLC | 2025-10-23 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Swiss American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | Bay Cities Container Corporation | 2025-10-23 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | Swiss American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | 2025-10-23 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | Swiss American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | 2025-10-23 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G. S. Cosmeceutical USA, Inc. | Swiss American CDMO, LLC | Bay Cities Container Corporation | 2025-10-23 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Swiss-American CDMO, LLC | G.S.COSMECEUTICAL USA, INC. | Bay Cities Container Corporation | 2025-10-23 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | G. S. Cosmeceutical USA, Inc. | Swiss American CDMO, LLC | Universal Packaging Systems, Inc. (DBA Paklab) | PURETEK CORPORATION | 2025-10-21 |
| ISOBUTYLPARABEN | Trifluent Pharma LLC | 2025-10-15 |
| ISOBUTYLPARABEN | Trifluent Pharma LLC | 2025-10-14 |
| ISOBUTYLPARABEN | Trifluent Pharma LLC | 2025-10-14 |
| ISOBUTYLPARABEN | Trifluent Pharma LLC | Blaine Labs, Inc | 2025-10-13 |
| ISOBUTYLPARABEN | Trifluent Pharma LLC | 2025-10-13 |
| ISOBUTYLPARABEN | Petra Hygienic Systems Int Ltd | 2025-07-17 |
| ISOBUTYLPARABEN | Petra Hygienic Systems Int Ltd | 2025-07-17 |
| ISOBUTYLPARABEN | CARDINAL HEALTH 110, LLC. DBA LEADER | Medical Group Care LLC | 2025-06-19 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Swiss-American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | 2025-04-02 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Swiss-American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | 2025-04-02 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G.S.COSMECEUTICAL USA, INC. | Denison Pharmaceuticals, LLC | Swiss-American CDMO, LLC | TENCO ASSEMBLIES, INC | 2025-03-21 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G.S.COSMECEUTICAL USA, INC. | Denison Pharmaceuticals, LLC | Swiss-American CDMO, LLC | TENCO ASSEMBLIES, INC | 2025-03-21 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G.S.COSMECEUTICAL USA, INC. | Denison Pharmaceuticals, LLC | Swiss-American CDMO, LLC | TENCO ASSEMBLIES, INC | 2025-03-21 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G.S.COSMECEUTICAL USA, INC. | Denison Pharmaceuticals, LLC | Swiss-American CDMO, LLC | TENCO ASSEMBLIES, INC | 2025-03-20 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G.S.COSMECEUTICAL USA, INC. | Denison Pharmaceuticals, LLC | Swiss-American CDMO, LLC | TENCO ASSEMBLIES, INC | 2025-03-20 |
| ISOBUTYLPARABEN | OBAGI COSMECEUTICAL LLC | PURETEK CORPORATION | G.S. COSMECEUTICAL USA, INC. | Swiss-American CDMO, LLC | 2025-03-14 |
| ISOBUTYLPARABEN | OBAGI COSMECEUTICAL LLC | PURETEK CORPORATION | Swiss-American CDMO, LLC | G. S. Cosmeceutical USA, Inc. | 2025-03-14 |
| ISOBUTYLPARABEN | OBAGI COSMECEUTICAL LLC | PURETEK CORPORATION | G.S. COSMECEUTICAL USA, INC. | Swiss-American CDMO, LLC | 2025-03-14 |
| ISOBUTYLPARABEN | OBAGI COSMECEUTICAL LLC | PURETEK CORPORATION | G.S. COSMECEUTICAL USA, INC. | Swiss-American CDMO, LLC | 2025-03-14 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Swiss-American CDMO, LLC | 2025-01-01 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Swiss-American CDMO, LLC | 2025-01-01 |
| ISOBUTYLPARABEN | Blaine Labs Inc. | 2024-12-24 |
| ISOBUTYLPARABEN | e.l.f. Cosmetics, Inc | Zhejiang Ayan Biotech Co., Ltd. | 2024-12-12 |
| ISOBUTYLPARABEN | e.l.f. Cosmetics, Inc | Zhejiang Ayan Biotech Co., Ltd. | 2024-12-12 |
| ISOBUTYLPARABEN | e.l.f. Cosmetics, Inc | Zhejiang Ayan Biotech Co., Ltd. | 2024-12-12 |
| ISOBUTYLPARABEN | DermaRite Industries, LLC | 2024-12-05 |
| ISOBUTYLPARABEN | Dermarite Industries LLC | 2024-12-05 |
| ISOBUTYLPARABEN | Dermarite Industries LLC | 2024-12-05 |
| ISOBUTYLPARABEN | Bryant Ranch Prepack | 2024-11-07 |
| ISOBUTYLPARABEN | Bryant Ranch Prepack | 2024-11-07 |
| ISOBUTYLPARABEN | Padagis Israel Pharmaceuticals Ltd | 2024-08-01 |
| ISOBUTYLPARABEN | Padagis Israel Pharmaceuticals Ltd | 2024-08-01 |
| isobutylparaben | Oceanside Pharmaceuticals | Bausch Health Companies Inc. | 2024-02-01 |
| isobutylparaben | Bausch Health US, LLC | Bausch Health Companies Inc. | 2024-02-01 |
| ISOBUTYLPARABEN | Blaine Labs Inc. | 2023-12-21 |
| ISOBUTYLPARABEN | Blaine Labs Inc. | 2023-12-21 |
| ISOBUTYLPARABEN | Blaine Labs Inc. | 2023-12-21 |
| ISOBUTYLPARABEN | Health Care Laboratories Inc. | Health Care Laboratories Inc | 2023-12-12 |
| ISOBUTYLPARABEN | Biopelle, Inc. | Englewood Lab, Inc. | 2023-12-12 |
| ISOBUTYLPARABEN | Factors Group of Nutritional Products | 2023-11-06 |
| ISOBUTYLPARABEN | Flageoli Limited | 2023-11-05 |
| ISOBUTYLPARABEN | CoreTex Products Inc | Pure Source | 2023-10-22 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G. S. Cosmeceutical USA, Inc. | Swiss American CDMO, LLC | Universal Packaging Systems, Inc. (DBA Paklab) | PURETEK CORPORATION | 2023-01-26 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G. S. Cosmeceutical USA, Inc. | Universal Packaging Systems, Inc. (DBA Paklab) | Swiss American CDMO, LLC | PURETEK CORPORATION | 2023-01-26 |
| ISOBUTYLPARABEN | Mylan Pharmaceuticals Inc. | 2022-07-25 |
| ISOBUTYLPARABEN | PLUM VALLEYPHARMA LLC | 2022-06-21 |
| ISOBUTYLPARABEN | FW Industria e Comercio de Produtos de Higiene S A | 2022-04-25 |
| ISOBUTYLPARABEN | Coty US LLC | 2021-10-19 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bausch Health Companies Inc. | 2021-05-01 |
| ISOBUTYLPARABEN | Natures Sunshine Products, Inc. | Wasatch Product Development, LLC | 2021-04-14 |
| ISOBUTYLPARABEN | NPS Holdings LLC | Diamond Wipes International, Inc. | 2021-03-31 |
| ISOBUTYLPARABEN | Prime Packaging, Inc. | Prime Enterprises, Inc. | 2020-01-17 |
| ISOBUTYLPARABEN | CoreTex Products Inc | Pure Source | 2020-01-01 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | MILBAR LABORATORIES | PURETEK CORPORATION | G.S. COSMECEUTICAL USA, INC. | Bay Cities Container Corporation | 2019-12-04 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | PURETEK CORPORATION | Swiss-American CDMO, LLC | Bay Cities Container Corporation | 2019-12-04 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | MILBAR LABORATORIES | PURETEK CORPORATION | G.S. COSMECEUTICAL USA, INC. | Bay Cities Container Corporation | 2019-12-04 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Bay Cities Container Corporation | PURETEK CORPORATION | G.S. COSMECEUTICAL USA, INC. | 2019-11-14 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | G.S. COSMECEUTICAL USA, INC. | Bay Cities Container Corporation | 2019-11-13 |
| ISOBUTYLPARABEN | Obagi Cosmeceuticals LLC | Universal Packaging Systems, Inc. DBA: PakLab | Swiss American CDMO, LLC | Bay Cities Container Corporation | 2019-10-31 |