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The Law Firm

Our Vision

Reyda IP is dedicated to safeguarding the intellectual property rights of our clients, providing strategic legal counsel and representation tailored to their unique needs. Our commitment to excellence and innovation sets us apart in the field of intellectual property law.

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Reyda IP Law Firm

Why Choose Us

Our team excels in European intellectual property law, offering high-quality services in patents, trademarks, designs, and litigation. Our patent attorney and lawyer bring extensive experience from top-tier firms, ensuring the highest service standards at competitive fees.


With a deep understanding of both European and Chinese IP practices, our patent attorney and lawyer effectively bring unique cultural and legal insights that enable us to craft strategies tailored to the complexities of cross-border intellectual property management, maximizing our clients‘ IP investments.


Skilled in turning around outcomes during oral proceedings and successfully defending or invalidating patents in opposition phases, we also have a strong track record in handling complex trademark and design disputes.


With the ability to advise on all stages of the European IP lifecycle, from initial filing to enforcement, we offer comprehensive and strategic counsel across all IP disciplines.

Simin Dai Reyda IP European patent attorney

Ms. Simin Dai

Founding Partner, European Patent Attorney, Representative before the United Patent Court (UPC)

Ms. Dai is a highly experienced European patent attorney with over 13 years of expertise in European intellectual property. She has an extensive background, having worked at a prestigious patent firm in Paris and served as an inhouse patent attorney for a leading French technology company. 

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Ms. Dai has successfully handled hundreds of PCT, European, and French patent applications for clients. Her patent expertise covers digital security, encryption, AI, IoT, digital communications, and more. She is also adept in handling patent applications in mechanics, optics, automotive, medical devices, and conducting FTO and infringement analyses.

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Ms. Dai represents clients in opposition proceedings before the European Patent Office, successfully defending her clients' patents or invalidating competitors' patents. She also assists clients in handling intellectual property complaints on e-commerce platforms.​

Email: info@reydaip.com | Tel: +33 (0)1 41 46 98 60 | 

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Our Team

The secret to creativity is knowing how to hide your sources.

- Albert Einstein

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Value 01.

Strategic Counsel

At Reyda IP, we provide strategic counsel to help clients navigate the complexities of intellectual property law, from portfolio management to dispute resolution. Our proactive approach aims to safeguard their valuable IP assets.

© Reyda IP - All rights reserved - Tous droits réservés - 2024

157 Quai du Président Roosevelt,

92130 Issy-les-Moulineaux, France

Tel: +33 (0)1 41 46 98 60

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