From the 18th of January to the 17th of March a free trial (trial access) is active to PatentPak available in SciFinder.
PatentPak offers instant access to searchable full-text patents from major patent offices around the world (CN, DE, EP, FR, GB, IN, JP, KR, RU, WO e US) and interactive patent chemistry viewer with SciFinder search functionality.
Demo video: http://www.cas.org/training/scifinder/need-to-know-general-topics?seek=0
Access to SciFinder: https://scifinder.cas.org/scifinder/login
About SciFinder: https://www.sba.unipi.it/en/resources/databases/scifinder
