Priority Date: 22.09.11 (CN 20111284001)

SULFUR-CONTAINING PALLADIUM/CARBON CATALYST, PREPARATION METHOD THEREFOR, AND METHOD FOR PREPARING P-PHENYLENEDIAMINE ANTIOXIDANT

  • Application ID: EP12834431
  • Status: GRANT OF PATENT INTENDED

Attorney

Employment test 201 - 500 employees
Company dna novagraaf
operating since 1888
1259.53
Headquarter in Amsterdam and 20 offices
active in Legal Services and IP Consulting

Specialization

This EP application has the IPC combination B01 (PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL) and C07 (ORGANIC CHEMISTRY). We found, that Lederer Keller Patentanwälte Partnerschaft mbB, Isenbruck Bösl Hörschler LLP, Uexküll & Stolberg Partnerschaft von Patent- und Rechtsanwälten mbB, dompatent von Kreisler Selting Werner - Partnerschaft von Patent- und Rechtsanwälten mbB, Vereenigde Octrooibureaux NV (V.O.) and 70 others are specialized in this combination either. For a similar patent, they might be a good choice.

Timeline

  • 22.09.2011 - Priority Date (CN 20111284001)
  • 28.03.2013 - Publication A1 (WO2013041061)
  • 30.07.2014 - Publication A1 (EP2759341)