EP 3 023 472 B1 relates to a composition comprising HFC and HFO. HFC denotes hydrofluorocarbon, and HFO denotes hydrofluoroolefin.
Brief outline of the case
The patent was revoked and the proprietor appealed.
Opponent 1 withdrew its opposition in the course of the appeal proceedings.
Opponent 1 filed experimental report D41 in opposition.