China grants Lleida.net its fifth patent
MADRID, March 4, 2021 /PRNewswire/ -- The intellectual property authority of the People's Republic of China have granted Lleida.net its fifth patent in that Asian country. The patent, which is valid for a period of 20 years, corresponds to Lleida.net's method for certifying an electronic mail co...
2021-03-04 20:12
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