KAO CORP PATENTS FACING OPPOSITIONS
Top patents of KAO CORP facing oppositions at the European Patent Office (EPO)
| Patent Number | Grant Date | Patent Title | Expected Expiration Date | Facing Oppositions | Activity Alert |
|---|---|---|---|---|---|
| EP2883531B1 | 15 Jun, 2022 | Bleaching And Coloring Composition For Hair | Dec, 2033 | 1 | |
| EP3684475B1 | 23 Mar, 2022 | Hair Dyeing Method | Sep, 2038 | 1 | |
| EP3684329B1 | 20 Oct, 2021 | Powder Composition Comprising Hair Direct Dyes | Sep, 2038 | 1 | |
| EP3664774B1 | 01 Sep, 2021 | Hair Cosmetic | Jul, 2038 | 1 | |
| EP3320891B1 | 07 Apr, 2021 | Hair Cosmetic | Jul, 2036 | 1 | |
| EP2204157B1 | 06 May, 2020 | Two-Pack Hairdye Composition | Oct, 2027 | 1 |