Priority Date: 09.03.16 (EP 20160159497)

METHOD FOR SULFONATING POLYMERS

  • Application ID: EP17708297
  • Status: Request for examination was made

Applicant

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Technology Company

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Specialization

This EP application has the IPC combination B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL) and C08 (ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON). Ellwanger & Baier Patentanwälte Partnerschaftsgesellschaft is specialized in the combination B01 and C08. We found, that Sperling Fischer & Heyner, Patentanwälte Rauschenbach, Lederer Keller Patentanwälte Partnerschaft mbB, Isenbruck Bösl Hörschler LLP, Uexküll & Stolberg Partnerschaft von Patent- und Rechtsanwälten mbB and 48 others are specialized in all of these IPC classes as well. For a similar patent, they might be a good choice.

Timeline

  • 09.03.2016 - Priority Date (EP 20160159497)
  • 14.09.2017 - Publication A1 (WO2017153409)
  • 16.01.2019 - Publication A1 (EP3426711)