EP 3 379 118 B1 relates to a check valve stopping any reflow.
Brief outline of the case
The patent was revoked for lack of IS over a PPU=D22 from the opponent as CPA.
The board confirmed the revocation, but on the basis of the same first CPU,
EP 3 379 118 B1 relates to a check valve stopping any reflow.
Brief outline of the case
The patent was revoked for lack of IS over a PPU=D22 from the opponent as CPA.
The board confirmed the revocation, but on the basis of the same first CPU,