E. Blum & Co. Ltd. - Ragot Sébastien

Sébastien Ragot

Patent Attorney

PhD. in Materials science
European Patent Attorney
Swiss Patent Attorney
Innosuisse Special Coach
Registered on the list of persons qualified in industrial property in France



Areas of Practise

Patent law, particularly drafting and prosecuting patent applications in various jurisdictions. Counseling of clients in various areas of intellectual property including open source and software copyright. Experience with opinions on infringement and validity of patents, litigation, oppositions and appeals before the European Patent Office.

Career and Experience

Studies at the University of Marne-la-Vallée and doctoral thesis at the École Centrale Paris, France (ECP), in the fields of materials science, solid-state physics and quantum simulations. Postgraduate degree in intellectual property from the CEIPI, France. Admitted as European Patent Attorney since 2006. Registered on the list of persons qualified in industrial property in France. Admitted as a Swiss Patent Attorney in 2017.

Practicing patent law since 2002 with core technical skills in information technology (IT), physics, and mechanics. Patent professional at Hirsch & Partners, Paris. Intellectual Property Attorney at IBM Research – Zurich laboratory. Since 2019 accredited as Innosuisse Special Coach (Start-Up Coaching/Scale-Up Coaching).

Joined E. Blum & Co. AG in 2015.


Artificial Intelligence and Patents: An International Perspective on Patenting AI-Related Inventions
Kluwer Law International (2023, Editor: Jonathan P. Osha). Co-author of the EPO, CH, and FR chapters.

Measuring the originality of intellectual property assets based on estimated inter-asset distances
World Patent Information, Apr 29, 2022

What patent numbers say about the quantum technology race
Intellectual Asset Management (IAM) Media, Nov 3, 2021

Applying cryptographic services to intellectual property
Intellectual Asset Management (IAM), Issue 101, 2020 published by Law Business Research – IP Division

The advantages and disadvantages of WIPO PROOF
Intellectual Asset Management (IAM), 2020

IP lifecycle management using blockchain and machine learning: Application to 3D printing datafiles
World Patent Information, Elsevier Ltd. (2020)

Why blockchain IP applications may struggle to compete with local cryptographic solutions
Intellectual Asset Management (IAM), 2020

Correlation energy of many-electron systems: A modified Colle–Salvetti approach
J. Chem. Phys. 121, 7671 (2004)

Interpreting Compton anisotropy of ice Ih: A cluster partitioning method
Phys. Rev. B 65, 235115 (2002)

Exact Kohn-Sham versus Hartree-Fock in momentum space: Examples of two-fermion systems
J. Chem. Phys. 125, 014106 (2006)


EPI (Institute of Professional Representatives before the European Patent Office)
VESPA (Verband der freiberuflichen Europäischen und Schweizer Patentanwälte)
AIPPI (International Association for the Protection of Intellectual Property)
AROPI (Intellectual Property Association of French-speaking Switzerland)
INTA (International Trademark Association)


English, French, German