Styryl tetrahydroquinolinium thiol/disulfide compound, process for lightening keratin materials using this dye
- Application ID: EP08164735
- Status: █ No opposition filed within time limit
This EP application has the IPC combination A61 (MEDICAL OR VETERINARY SCIENCE; HYGIENE) and C09 (DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR). We found, that Sperling Fischer & Heyner, Engel Patentanwaltskanzlei, Lederer Keller Patentanwälte Partnerschaft mbB, Vossius & Partner Patentanwälte Rechtsanwälte mbB, Isenbruck Bösl Hörschler LLP and 33 others are specialized in this combination either. For a similar patent, they might be a good choice.