E. Blum & Co. Ltd. - Grimm Siegfried

Siegfried Grimm

Patent Attorney

European Patent Attorney
Swiss Patent Attorney
Representative before the UPC
Innosuisse Special Coach



Areas of Practise

Counselling of clients in the fields of Pharmacy / Medicine, Chemistry / Material Science, Food processing, Chemical engineering. Drafting and prosecution of patent applications, handling of oppositions, appeals as well as agreements and opinions with a focus on patent law. Drafting and prosecuting supplementary protection certificates. Tutorial Work.

Career and Experience

Study of Chemistry at the RWTH Aachen, PhD thesis at the Institute of Chemical Engineering, followed by a position as Project Leader in Pharmaceutical Development.
Since 2001 employed as Patent attorney in pharmaceutical / chemical industry. European Patent attorney since 2004. In 2017 diploma “Patent Litigation in Europe” at the University of Strasbourg. Since 2019 accredited as Innosuisse Special Coach (Start-Up Coaching/Scale-Up Coaching).

Joined E. Blum & Co. AG in 2006.


Grimm / Rüedi: “Ergänzende Schutzzertifikate in der Schweiz” in Markgraf (Ed.) Ergänzende Schutzzertifikate/Patent Term Extensions (Nomos, 2015)


VESPA (Verband der freiberuflichen Europäischen und Schweizer Patentanwälte)
VPP (Association of Intellectual Property Experts)
INTA (International Trademark Association)


German, English