Irma Scheltus

Irma Scheltus

Patent attorney



Los & Stigter
Weteringschans 96
1017 XS Amsterdam
Tel: +31 20 623 68 32



Irma Scheltus studied chemistry at the University of Amsterdam and obtained her master’s degree in organo-metal chemistry. As a patent attorney, she has over 20 years of experience in the chemical industry where she has worked as a patent attorney in various chemical fields. In this context, she has gained experience in patent granting procedures in “non-standard” countries such as the Gulf States, Russia and some Asian countries.


Her varied experience has proven to be particularly valuable in writing patent applications, but also valuable in oppositions and generally in giving patent advice. Her practice is particularly focused on inventions in the field of chemical processes, materials and their use, such as polyolefins, catalysis, naphtha crackers, melamine, urea, resins and biomedical materials. She has experience in protecting the results of industrial and more fundamental research. Clients appreciate her approach to the international patent environment and her strategic advice.