- Application ID: EP13191820
- Status: █ PATENT GRANTED
This patent has the IPC combination E04 (BUILDING) and F24 (HEATING; RANGES; VENTILATING) is specialized in the combination E04 and F24. We found, that Sperling Fischer & Heyner, Dr. Emil Benatov & Partners - Bulgarian Patent Attorney & Licensed Appraiser, ip21 Ltd, Destek Patent Inc, E. Blum & Co. AG and 81 others are specialized in all of these IPC classes. For a similar patent, they might be a good choice.