Pharsight

WELLA OPERATIONS US LLC patents facing oppositions

Top patents of WELLA OPERATIONS US LLC facing oppositions at the European Patent Office (EPO).

Patent Number Grant Date Patent Title Expected Expiration Date Facing Oppositions Activity Alert
EP3058989B1 17 Nov, 2021 Composition for forming a film on keratin fibres Feb, 2036 1
EP2574331B1 27 Oct, 2021 Method for colouring hair Sep, 2032 1