EP 3 312 339 B1 relates to gypsum boards suitable for wet or humid areas.
Brief outline of the case
The opposition was rejected and the opponent appealed.
The board held that claim 1 as granted lacked IS.
by Daniel X. Thomas
EP 3 312 339 B1 relates to gypsum boards suitable for wet or humid areas.
Brief outline of the case
The opposition was rejected and the opponent appealed.
The board held that claim 1 as granted lacked IS.