Chemistry
Protection for pharmaceutical compounds and small molecules, polymers, agrochemicals, and material sciences.
Who are we?
At De Clercq & Partners, we understand the legal complexities of Intellectual Property laws and their impact on the protection of different technologies. Years of experience serving clients - ranging from individual inventors to multinational companies - have enabled us to provide advice tailored to clients’ specific requirements.
“We pride ourselves on our ability to deliver a first-class service to clients in contentious proceedings, leaving no stone unturned in pursuit of our client’s best interests.”
Partner, European Patent Attorney, Belgian Patent Atterney, Ligitator
How it al started
1979
Opening of our main office in Sint-Martens-Latem, founded by Ann De Clercq
1988
Opening a second
office in Leuven
1993
Expanding our services with Trademarks, Designs & Domain names
1999
Opening our third office in Hasselt
2004
Celebrating 25 Years of Excellence!
Meet the team
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Partners
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Patent attorneys
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European patent litigators
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Trademark & design attorneys
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Patent advisers
- De Clercq & Partners Shortlisted for "Belgium Firm of the Year" at Life Sciences Awards EMEA 2025
- Managing IP Awards 2025: Prosecution Firm of the Year (Belgium)
- WTR 1000: Recommended firm
- Managing IP Awards 2024: Patent Firm of the Year (Benelux)
- IAM 1000: Recommended firm
- Koen Vanhalst Recognized in IAM Strategy 300 Global Leaders 2025