 by him or his legal representatives or assigns more than twelve months before his application, and not in public use or on sale in the United States for more than two years prior to his application, unless the same is proved to have been abandoned, upon...  Journal of the Patent Office Society - Página 72por Patent Office Society (U.S.) - 1918Visualização integral - Acerca deste livro
 | 1903 - 682 páginas
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 | United States. Patent Office - 1892 - 122 páginas
...any printed publication in this or any foreign country, before Ins invention or discovery thereof, and not in public use or on sale in the United States...unless the same is proved to have been abandoned. ,,. ,. . ,. . ,. . Applicants. A patent may also be obtained by any person who, by 5^7*^.. 8ec his... | |
 | Charles Sidney Whitman - 1871 - 734 páginas
...or any foreign country before his invention or discovery thereof, and not in public use or on sale for more than two years prior to his application, unless the same is proved to have been abandoned, may, upon payment of the duty required by law and other due proceedings had, obtain a patent therefor.... | |
 | United States. Patent Office - 1955 - 172 páginas
...invention has not been patented in any country foreign to the United States on an application filed by him or his legal representatives or assigns more than twelve months prior to this application; and that no application for patent on said new and distinct variety of plant... | |
 | United States. Patent Office - 1960 - 168 páginas
...before the date of said application in any country foreign to the United States on an application filed by him or his legal representatives or assigns more than twelve months prior to the date of said application; and that no application for patent on said invention has been... | |
 | 1884 - 582 páginas
...being fraudently patented here. 2. No person can obtain a valid patent for an invention which has been in " public use or on sale in the United States for more than two years prior to the application for a patent." 3. The only effect of the exhibition of a foreign invention in the United... | |
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