De Clercq & Partners is a tier 1 patent prosecution firm with offices in Sint-Martens-Latem and Leuven. The firm has 10 patent attorneys, eight trainee patent attorneys and one legal counsel. It specialises in life sciences, chemistry and pharmaceuticals but also acts for clients in the field of medical devices and other engineering inventions. The firm has a strong client base and acts for multinationals such as Total Petrochemicals, small companies such as Biocartis and universities like the University of Ghent. "De Clerq [& Partners] is very good at life science matters," recommends one partner.