Founder since 1992
Partner/Owner since 1992
Representative before the EPO

Employment test 1 - 10 employees
Company dna christophersen and partner patentanwalte
no operation time available
Headquarter in Düsseldorf and 1 office
active in Legal Services

Representative before the EPO

Company dna christophersen and partner
no operation time available
2 offices
active in Legal Services

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

EP16000785

METHOD FOR IMPROVED PROTECTION OF AN ELECTRONIC DEVICE AGAINST OVERCURRENT AND OVERVOLTAGE AND RETROFIT KIT FOR IMPLEMENTING SAID METHOD

IPC classification:
H02H 3/06, H02H 3/08, H02H 3/093, H02H 3/10, H02H 3/20
Agent:
Multiple attorneys, Bungartz Christophersen Partnerschaft mbB
Status:
EXAMINATION REQUESTED

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