"Together, China and the U.S. accounted for 87% of the total growth in filings under WIPO’s Patent Cooperation Treaty (PCT), which saw some 215,000 applications in 2014, a 4.5% increase over the previous year. In a significant development, the U.S. became the biggest filer of international trademark applications under WIPO’s Madrid System."
Full article WIPO
Pubblished on Software Patents 11 April 2015