Anna Geiger' clients are mostly drawn from chemical industries. Her work mainly relates to drafting and prosecuting patent applications, and maintaining and enforcing granted patents. Her strong background in the field ideally equips her to provide outstanding services to clients from this broad sector of industry.

Her expertise includes polymer chemistry and construction chemistry, pharmaceuticals and organic chemistry. She also handles patent applications in the areas of steel manufacture, alloys, semiconductor chemistry, surfactant chemistry and cosmetics. She prosecutes both German and European patent applications and is also responsible for coordinating parallel proceedings worldwide.