China's invention of mercury free alkaline button type battery patents approved

China Battery Industry Association announced the day before, "mercury free alkaline button battery in the utility model patent is declared invalid, by the Beijing Municipal Higher People's court, that the validity of the patent right, which indicates that our country in this field technical level has been highest in the world.

According to reports, alkaline button type batteries are widely used in electronic instruments, watches, calculators etc..

Battery in mercury is mainly used for suppression of internal gas produced to avoid explosion, the main pollution source is in the battery. Due to the special structure, the alkaline button battery is a major problem in the global battery industry. New leader Battery Industry Co., Ltd. Mr. He Yongji after years of research, in 2001 invented the mercury free alkaline button battery". In addition to the mainland to apply for patents, but also in the United States, France and Hongkong, China and other places to apply for invention patents, and the realization of industrial production, a large number of products exported to the United States and other countries.

May 2004, for a small number of domestic enterprises, "mercury free alkaline button battery" patent invalid review application, the relevant departments to make the decision of the patent invalid. The new leader of the company filed an appeal, the case after two trial, in December last year, the Beijing Municipal Higher People's court made a final decision to maintain the original patent valid.

China Battery Industry Association experts believe that mercury free alkaline batteries with novelty and creativity, for the battery industry in China, is an epoch-making progress, help to change the China battery industry by foreign technical barriers to restrict condition. The conclusion of the case will also promote the process of the global button battery anhydrous silver, on the protection of the environment, expanding the export of China's button batteries, improve value-added products, etc..