Priority Date: 27.02.12 (FR 20120051740)

NOVEL METHOD FOR PRODUCING PAPER IMPLEMENTING A BASE COPOLYMER HAVING REACTED WITH AN ALDEHYDE AS A DRY STRENGTH, RETENTION, DRAINAGE AND MACHINABILITY AGENT

  • Application ID: EP13712850
  • Status: PATENT GRANTED

Applicant

Technology company logo small
Technology Company

Attorney

Employment test 11 - 50 employees
Company dna cabinet laurent and charras
no operation time available
Headquarter in Lyon and 5 offices
active in Legal Services and IP Consulting

Specialization

This EP application has the IPC class C08 (ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON) and D21 (PAPER-MAKING; PRODUCTION OF CELLULOSE). We found, that Maiwald Patentanwalts GmbH, EDP Patent Attorneys B.V., CPW GmbH, Tampereen Patenttitoimisto Oy, Novitas Patent AB and 2 others are specialized in this combination either. For a similar patent, they might be a good choice.

Timeline

  • 27.02.2012 - Priority Date (FR 20120051740)
  • 06.09.2013 - Publication A1 (WO2013128109)
  • 07.01.2015 - Publication A1 (EP2820188)
  • 07.12.2016 - Publication B1 (EP2820188)