Biogenic silica from silica -containing plant material such as rice hulls
- Application ID: EP14176697
- Status: █ EXAMINATION IN PROGRESS
This patent has the IPC combination A23 (FOODS OR FOODSTUFFS; THEIR TREATMENT, NOT COVERED BY OTHER CLASSES) and A61 (MEDICAL OR VETERINARY SCIENCE; HYGIENE) Dennemeyer SA is specialized in the combination A23 and A61. We found, that Engel Patentanwaltskanzlei, Vereenigde Octrooibureaux NV (V.O.), Høiberg A/S, Katzarov SA, Hepp Wenger Ryffel AG and 56 others are specialized in all of these IPC classes as well. For a similar patent, they might be a good choice.