Comparative Patent Ranking Approaches Around the World -- Citations Matter

Over the past 18 months, our clients have begun to show greater interest in international patents (e.g. non-US). Increasing client interest in international patents corresponds with the general rise in importance of international patents (continuing ascension of the Chinese market, potential for unitary patent for Europe), more anti-patent owner decisions in the US, and greater patent litigation outside the US. Client interest spurred us to review our existing patent evaluation tools and methodologies for potential improvements. We found that our current ranking system can be used for EP patents, especially with further calibration using EP data sets, and also that an integrated ranking approach that allows comparison and ranking of EP and US patents relative to one another is possible.

Read the full article at IPWatchdog and about the surprising importance of citation analysis in ranking systems.