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The chamber says based on the total global patent filings in 2010, U.S. received 24.8% of the applications, China received 19.8%, and Japan received 17.4% of the applications. On the other hand, India received only 1.9% of the applications. Also, per billion dollars of GDP, while the US had 30 applications, China had 40 applications and Japan had 80 applications, India had only 10 applications per billion dollars of GDP.
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Source : Press Release from http://www.assocham.org