Partner/Owner since 1997

Representative before the EPO

Employment test 1 - 10 employees
Company dna leifert and steffan
operating since 1997
Headquarter in Düsseldorf
active in Legal Services

We have observed 2 EP applications Elmar Leifert has served for within the last five+ years. (We consider all applications which have an EP A1 or A2 publication dated after November 27, 2013). Please note, that we only count EP applications, in which the name of the patent attorney is explicitly mentioned as representative. These EP applications are:

EP12813098

CHROMIUM- FREE MAGNESIUM VANADATE CONTAINING ANTI CORROSIVE PAINT COMPOSITION AND PAINT FILMS OBTAINED BY COATING THE SAME

IPC classification:
C09D 7/12, C09D 5/08, C08K 3/22
Applicant:
Akzo Nobel Coatings International BV
Applicant:
BASF Coatings GmbH
Agent:
Akzo Nobel N.V.
Agent:
Elmar Leifert, Leifert & Steffan
Status:
GRANT OF PATENT INTENDED
EP12741464

ALPHA-KETOHETEROCYCLES AND METHODS OF MAKING AND USING

IPC classification:
C07D 271/10, C07D 263/34, C07D 263/32, C07D 413/04, A61K 31/42, A01N 43/76
Applicant:
The Scripps Research Institute
Agent:
Elmar Leifert, Leifert & Steffan
Status:
NO OPPOSITION FILED WITHIN TIMELIMIT

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