...brief résumé of the rules of the patent office is as follows: Applicants. A patent may be obtained by any person 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...

...in one application. Section 4886 of the Revised Statutes of the United States provides as follows : Any person who has invented or discovered any new and useful art, machine, innnnfncture or composition of mutter, or any new and useful Improvements thereof, not known or used...

...§ 249. Under the patent law now in force in the United ¿ States, “any person, native or foreign, who has invented or discovered any new and useful art, machine, manufacture, or composition of matter, or any new and useful improvcu¿ thereof, not known or used in this country,...

...to any patent granted on such an application." This section was originally as follows: "SEC. 4886. Any person who has invented or discovered any new and useful art, шаNOTES TO RS SEC. 4886. T. Who May Obtain Patents, p. 421. II. What May Be Patented, p. 426. III....

...The sections of the Revised Statutes of the United States referred to read as follows : SEC. 4886. Any person 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...

...4886 of the Revised Statutes requires that un applicant can only obtain a patent for his invention " not known or used by others in this country, before his invention or discovery thereof; " that of several distinct inventors of the same invention one only is entitled to receive a grant...

...to a patent has been but little changed from the beginning. It provides (Rev. Stat., sec. 4886) that "Any person who has invented or discovered any new...matter, or any new and useful improvements thereof * * * may upon payment of thn fees required by law, and other due proceedings had, obtain a patent...

...standard from that provided in the patent law (35 USC 73) which defines a patentable design as one "not known or used by others in this country before his invention thereof, and not patented or described in any printed publication in this or any foreign country before...

...standard from that provided in the patent law (35 USC 73) which defines a pateutable xJesign as one "not known or used by others in this country before his invention thereof, and not patented or described in any printed publication in this or any foreign country before...

...grant. The patent statute itself is quite specific. RS 4886 provides that a patent may be obtained by 'any person who has invented or discovered any new...matter, or any new and useful improvements thereof, * * * upon payment of the fees required by law and other due proceedings had.' The difficulty in applying...