GRNENTHAL patents facing oppositions

Top patents of GRNENTHAL facing oppositions at the European Patent Office (EPO).

Patent Number Grant Date Patent Title Expected Expiration Date Facing Oppositions Activity Alert
EP3210965B1 17 Nov, 2021 Process for the preparation of (1r,2r)-3-(3-dimethylamino-1-ethyl-2-methyl-propyl)-phenol NA 3
EP2694050B1 02 Oct, 2019 Tapentadol for treating pain associated with trigeminal neuralgia NA 1