Derwent Innovations Index

Derwent Innovations Index facilitates rapid, precise patent searching, letting you conduct patent and citation searches of inventions in chemical, electrical, electronic, and mechanical engineering.

This resource merges the value-added patent information from Derwent World Patents Index with the patent citation information from Derwent Patent Citation Index. You can use additional descriptive information and coding to quickly grasp a patents significance and its relationship to other patents. Reduce duplication of R&D; track competitors activities; detect and avoid patent infringement; identify potential gaps in the marketplace and possible licensing opportunities.