 | United States. Patent Office - 1892 - 122 lapas
...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 for more than two years prior to his application, unless the same is proved to have been abandoned. ,,. ,. . ,. . ,. . Applicants. A patent... | |
 | United States. Patent Office - 1955 - 172 lapas
...described in any printed publication in any country before his invention thereof, or more than one year prior to this application, or in public use or on sale in the United States more than one year prior to this application; that said invention has not been patented in any country... | |
 | United States. Patent Office - 1960 - 168 lapas
...described in any printed publication in any country before my invention thereof, or more than one year prior to this application, or in public use or on sale in the United States more than one year prior to this application; that this invention has not been patented in any country... | |
 | 1884 - 582 lapas
...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... | |
 | James Johnson (of the Middle Temple.), John Henry Johnson - 1879 - 464 lapas
...inventor may obtain a patent at any time, provided his invention has not been in public and common use in the United States for more than two years prior to his application ; and has not been previously patented or described in any foreign publication. Beyond... | |
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described in any printed publication in any country before his invention or discovery thereof, or more than two years prior to this application, or in public use or on sale in the United States for more than two years prior to his 
