...patented nor previously described in any printed publication in this or any other country, nor have been in public use or on sale for more than two years prior to the application for a patent. Instruments of the kind usually contain allegations averring a compliance...

...Stat. at Large, 201,) provides, that a patent may be obtained for an invention, if it has not been in public use or on sale for more than two years prior to the application for such patent, unless it is proved to have been abandoned. This provision is embodied...

...act provides, that any person who has invented or discovered any new and useful art, machine, etc., or any new and useful improvement thereof, not known...publication in this, or any foreign country, before his inven tion or discovery thereof, and not in public use or on sale, for more than two years prior to...

...described in any printed publication in this or any foreign country, before his discovery or invention thereof, and not in public use or on sale for more...prior to his application, unless the same is proved to huve been abandoned, may, upon payment of the fees required by law, and other due proceedings had,...

...him, his decision is conclusive. The statute also provides (g 24), that an inventor of an, improvement not known or used by others in this country,, and...this or any foreign country, before his invention, and not in public use or on sale, for more than two years prior to the application, unless the same...

...continues it as a part of the department of the interior. « (a) The act of 1870 inserts here the words " in this country, and not patented or described in any printed publication in this or any foreign country." It also only requires that the same have not been in public use or on sale for more than...

...machine, manufacture, or composition of matter, or any new and useful improvement tkeerof, not kuown or used by others in this country, and not patented or described in any prin ted publication in this or any foreign country, before his invention or discovery thereof, and...

...discoverer of any new and useful art, machine, manufacture, or co.mposition of matter, or any new anil useful improvement thereof, not known or used by others...unless the same is proved to have been abandoned. The distinction between a process and a machine is discussed in 15 How. 252. There are with us, according...

...has invented or discovered any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvement thereof, not known...invention or discovery thereof, and not in public use or for sale for more than two years prior to his application, unless the same is proved to have been abandoned,...

...any person who bad invented any new and useful art, machine, manufacture, or composition of matter not known or used by others in this country, "and...country before his invention or discovery thereof," might obtain a patent therefor. Patented inventions cannot be superseded by the mere introduction of...