Priority Date: 05.12.11 (JP 20110265669)

POROUS POLYTETRAFLUOROETHYLENE RESIN FILM, POROUS POLYTETRAFLUOROETHYLENE RESIN FILM COMPOSITE, AND SEPARATION MEMBRANE ELEMENT

  • Application ID: EP12854809
  • Status: PATENT GRANTED

Applicant

Attorney

Employment test 51 - 200 employees
Company dna boult wade tennant ltd
operating since 1894
Headquarter in London and 5 offices
active in Legal Services, IP Consulting, and IP Portfolio Processing

Specialization

This patent 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) Boult Wade Tennant Ltd is specialized in the combination B01 and C08. We found, that Riechelmann & Carlsohn GbR, Patentanwälte Rauschenbach, Lederer Keller Patentanwälte Partnerschaft mbB, Isenbruck Bösl Hörschler LLP, dompatent von Kreisler Selting Werner - Partnerschaft von Patent- und Rechtsanwälten mbB and 32 others are specialized in all of these IPC classes as well. For a similar patent, they might be a good choice.

Timeline

  • 05.12.2011 - Priority Date (JP 20110265669)
  • 13.06.2013 - Publication A1 (WO2013084858)
  • 15.10.2014 - Publication A1 (EP2789380)
  • 09.11.2016 - Publication B1 (EP2789380)