LABORATOIRE BIOSTHETIQUE KOSMETIK & CO KG GMBH PATENTS FACING OPPOSITIONS
Top patents of LABORATOIRE BIOSTHETIQUE KOSMETIK & CO KG GMBH facing oppositions at the European Patent Office (EPO)
| Patent Number | Grant Date | Patent Title | Expected Expiration Date | Facing Oppositions | Activity Alert |
|---|---|---|---|---|---|
| EP3727599B8 | 22 Nov, 2023 | Composition For Dyeing Keratin Fibers Containing A Combination Of A P-Phenylene Derivative And 2,7-Naphthalenediol And Use Thereof For Reducing A Yellow Tinge In A Hairstyle | Dec, 2037 | 1 |