WHEN START-UPS HIT PATENT ROADBLOCKS.

The article reports on patent roadblocks that affect start-ups in the chemical industry. It is noted that Materia, a start-up that has a license to the olefin catalysis patents of Robert H. Grubbs, is involved in a patent infringement case with Evonik Industries, a chemical company in Germany. The case focuses on ruthenium-based olefin metasthesis catalysts.