Pharsight

CHEVRON ORONITE PATENTS FACING OPPOSITIONS

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

Patent Number Grant Date Patent Title Expected Expiration Date Facing Oppositions Activity Alert
EP2055762B1 28 Apr, 2021 Lubricating oil compositions comprising a biodiesel fuel and an antioxidant NA 1
EP3176240B2 22 May, 2019 Process for preparing alcohol ether sulfates NA 1