HISAMITSU PHARMACEUTICAL CO INC patents facing oppositions

Top patents of HISAMITSU PHARMACEUTICAL CO INC facing oppositions at the European Patent Office (EPO).

Patent Number Grant Date Patent Title Expected Expiration Date Facing Oppositions Activity Alert
EP1477189B1 19 Dec, 2018 Process for production of pressure-sensitive adhesive moldings comprising crosslinked polymers as the main component Jan, 2023 1