COMPOSITIONS OF FLUORESCENT WHITENING AGENTS
- Application ID: EP12790676
- Status: █ APPLICATION DEEMED TO BE WITHDRAWN
This patent has the IPC combination C07 (ORGANIC CHEMISTRY) and D21 (PAPER-MAKING; PRODUCTION OF CELLULOSE) is specialized in the combination C07 and D21. We found, that Maiwald Patentanwalts GmbH, Schwarz & Partner, Cabinet Nony, Godemeyer Blum Lenze Patentanwälte Partnerschaft mbB (Werkpatent), Novitas Patent AB and 2 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.