 | Charles Sidney Whitman - 1871 - 736 trang
...has invented or discovered any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement thereof, not known...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.... | |
 | Charles Sidney Whitman - 1871 - 734 trang
...has invented or discovered any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement thereof, not known...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 - 1892 - 122 trang
...described in any printed ... ,...,. j. • if i • • Applicants. publication in this or any ioraign country, before his 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... | |
 | United States. Patent Office - 1907 - 132 trang
...has invented or discovered any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement thereof, not known or used by others in this country before his invention or discovery thereof, and not patented or described in any printed publication... | |
 | United States. Patent Office - 1888 - 132 trang
...and useful improvement thereof, not known nor used by others in this country, and not patented nor described in any printed publication in this or any foreign country, before hisinven- APPllcant8tion or discovery thereof, and not in public use nor on sale for more than two... | |
 | Henry Howson, Charles Howson - 1872 - 128 trang
...has invented or discovered any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement thereof, not known...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.... | |
 | 1872 - 854 trang
...order to obtain a patent, and among them is the following : That the invention shall not have been " in public use or on sale for more than two years prior to his application." That is, the office shall take no advantage of the applicant's having sold his invention,... | |
 | United States. Department of Justice - 1922 - 710 trang
...who has invented or discovered any new and useful art, machine, manufacture or composition of matter, or any new and useful improvement thereof, not known...unless the same is proved to have been abandoned, may, upon payment of the fees required by law, and other due proceedings had, obtain a patent therefor."... | |
 | William Edgar Simonds - 1874 - 264 trang
...patentable novelty, and a most difficult question it is. The statute says that the invention must be "not known or used by " others in this country, and...publication in this or any foreign country " before his (the inventor's) invention or discovery there" of; "2 so that, though an invention may be original... | |
 | 1898 - 562 trang
...who has invented or discovered any new and useful art, machine, manufacture or composition of matter, or any new and useful Improvement thereof, not known or used by others In this country before his Invention or discovery thereof, and not patented or described In any printed publication... | |
| |
Any person who has invented or discovered any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvements thereof, not known or used by others in this country, before his invention or discovery thereof... 
