Patent filings worldwide grew by 9.2% in 2012, representing the fastest growth recorded in the past 18 years. Following a 3.9% decrease in 2009, patent filings worldwide have now rebounded strongly, with accelerating growth rates – 7.6% in 2010, 8.1% in 2011 and 9.2% in 2012. This was mainly due to strong growth in filings at SIPO. The estimated 2.35 million patent filings worldwide in 2012 consisted of 1.51 million filed by residents and 830,000 by non-residents.
Among the top 20 IP offices, SIPO (+24%) saw the fastest growth in filings in 2012, followed by the offices of New Zealand (+14.3%), Mexico (+9%), the United States Patent and Trademark Office (USPTO, +7.8%), and the Russian Federation (+6.8%). Several offices of middle-income countries, such as Brazil (+5.1%), India (+3.9%) and South Africa (+2.7%), also reported growth in filings.
Patent filings by field of technology differ across origins. Residents of Israel and the US filed a high share of their applications in the computer and medical technologies fields. Applications filed by residents of Belgium, India and Switzerland were more concentrated in the organic fine chemistry field. Resident of Brazil filed a high share of applications in basic materials chemistry, while China and the Russian Federation focused their filings on material metallurgy technologies. In contrast, a higher share of applications filed by residents of Japan, Singapore and the Republic of Korea fell within the field of semiconductors. Residents of European countries such as France, Germany and Sweden focused their filings on transport-related technologies.
Patent filings for energy-related technologies grew by 5.3% in 2012. Applications filed by residents of China Hong Kong (SAR), Israel and Switzerland were highly concentrated in solar energy, while those of Finland, Japan and the UK had higher shares dedicated to fuel cell technology. - WIPO
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