Inventive step is NOT found
The common general knowledge and well-known matters at the time of filing of the original application were verified, and it was judged that it was only a design change that the work could be carried out in a normal state even in the case of 400mm.
⇒ Inventive step is NOT found.
Similar grounds for invalidation have been asserted in previous proceedings, but the main prior art and evidence are different, so it does not conflict with the validity of the previous decision.
<Writer: Hideki Takaishi (Attorney-at-law licensed in Japan and California)>