IP Verse

Gebr. Pfeiffer Se opposition analysis

COMPANY ANALYSIS

Patent Number:

Title:

Dry Preparation Of Kaolin In The Production Of Hpa

Applicant:

Opposition Date:

Oct 26, 2022

Patent Number:

Title:

Method And System Arrangement For Providing And Activating A Raw Material

Applicant:

Opposition Date:

Jun 2, 2021

Patent:

Grant Date:

Aug 16, 2023

Title:

Grinding Method And System With Material Inlet Detection

Oppositions:

Patent:

Grant Date:

Apr 6, 2022

Title:

Method And Roller Mill For Thermomechanically Activating A Clay Mixture

Oppositions:

Patent Number	Title	Applicant	Opposition Date
EP3802457	Dry Preparation Of Kaolin In The Production Of Hpa	SMS GROUP GMBH	Oct 26, 2022
EP3322534	Method And System Arrangement For Providing And Activating A Raw Material	LOESCHE GMBH	Jun 2, 2021

Patent Number	Grant Date	Title	Total Oppositions
EP3965940	Aug 16, 2023	Grinding Method And System With Material Inlet Detection	2
EP3909682	Apr 6, 2022	Method And Roller Mill For Thermomechanically Activating A Clay Mixture	1

LOESCHE GMBH

THYSSENKRUPP POLYSIUS GMBH

SMS GROUP GMBH

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