Priority Date: 06.07.12 (FR 20120056548)

MIXTURES OF POLYVINYLAMINES AND OF LIQUID COMPOSITIONS OF CATIONIC AMYLACEOUS MATERIALS AS AGENTS FOR IMPROVING THE DRY STRENGTH OF PAPER AND CARDBOARD

  • Application ID: EP13744696
  • Status: PATENT GRANTED

Applicant

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Technology Company

Attorney

Employment test 201 - 500 employees
Company dna cabinet plasseraud
operating since 1906
Headquarter in Paris and 7 offices
active in Legal Services, IP Consulting, and IP Portfolio Processing

Specialization

This patent has the IPC combination C08 (ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON) and D21 (PAPER-MAKING; PRODUCTION OF CELLULOSE) is specialized in the combination C08 and D21. 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 all of these IPC classes. For a similar patent, they might be a good choice.

Timeline

  • 06.07.2012 - Priority Date (FR 20120056548)
  • 09.01.2014 - Publication A1 (WO2014006345)
  • 13.05.2015 - Publication A1 (EP2870198)
  • 29.06.2016 - Publication B1 (EP2870198)