Representative before the EPO

Company dna patent attorney heinz josef holtappels
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Heinz-Josef Holtappels has worked on the following 2 EPO patent applications which have been published in the last five years:

EP16020421

VENTILATION ELEMENT FOR WINDOW WITH FLAP ACTING AS CHICANE

IPC classification:
E06B 7/10
Agent:
Heinz-Josef Holtappels, Patent Attorney Heinz-Josef Holtappels
Status:
APPLICATION PUBLISHED
EP16020422

WINDOW ELEMENT WITH OPTIMIZED ARRANGEMENT OF FORCED VENTILATION

IPC classification:
E06B 7/10
Agent:
Heinz-Josef Holtappels, Patent Attorney Heinz-Josef Holtappels
Status:
GRANT OF PATENT INTENDED

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