patent law in china and US

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Written by:

William G


Date added:

March 14, 2014








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10 / 2724


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Utility and plant Patents are having life span of 20 years and design patents are having life span of 14 years from the date of the application. Thus, a patent is merely a contract or an agreement between an inventor and the federal government. The federal government awards the inventor the sole right to desist others from1 using the inventions for a set period of time in exchange for revelation of new technology to the public through the patent office...
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This was first created by Ermal Fraze, who founded Dayton Reliable Tool & Mfg Co in 1949. The pop-top opener was first patented in 1963 and since then other patents improving on the original have been granted. Under UK or European laws, business methods can not be patented whereas US is having liberal provisions in this regard...
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