EPO patent grant rate plunges as the backlog grows

EPO patent grant rate plunges as the backlog grows

The grant rate for patents issued by the European Patent Office fell to 42% in 2009, according to the office's 2009 annual report. In 2008 the rate was 49.5%. Overall last year, 52,000 patents were granted by the EPO, which is down some 7,000 on the…

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