Partner/Owner since 2009

Representative before the EPO

Employment test 11 - 50 employees
Company dna patentanwalte dr keller and schwertfeger
operating since 1927
Headquarter in Landau, Berlin
active in Legal Services

Christian Keller has worked on the following 1 EPO patent applications which have been published in the last five years:

EP11751538

METHOD AND INSTALLATIONS FOR THE SEMI-CENTRALIZED TREATMENT, PREPARATION AND USE OF BIOGENOUS SUBSTANCE STREAMS IN AGRO-URBAN SETTLEMENT SYSTEMS ON THE MODEL OF A RECYCLING ECONOMIC SYSTEM THAT MAKE SPARING USE OF RESOURCES

IPC classification:
C02F 1/32, C02F 1/44, C02F 3/04, C02F 3/32, C02F 9/00, C02F 103/00
Agent:
Christian Keller, Patentanwälte Dr. Keller & Schwertfeger
Status:
GRANT OF PATENT INTENDED

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