This document is a patent publication from the European Patent Office (EPO) concerning a method for synthesizing 1-butanol from carbon dioxide using engineered hydrogen bacteria. The patent application number is EP2026030726A1, and it was published on March 18, 2026. The application lists several European countries as designated states where patent protection is sought.

As this is a patent publication, it does not impose direct regulatory obligations or compliance deadlines on regulated entities. However, it signifies potential technological advancements in the field of biotechnology and sustainable chemical production. Companies operating in the chemical manufacturing or biotechnology sectors may wish to monitor this patent for potential licensing opportunities or competitive intelligence.