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That which may be put into beneficial practice. 2. The patent act of congress of July 4, 1836, sect. 6, in describing the subjects of patents, mentions new and useful art, and new and useful improvement. To entitle the inventor to a patent, his invention must, to a certain extent, be beneficial to the community, and not be for an unlawful object, or frivolous, or insignificant. … [Read more...] about USEFUL

A term of Roman law used to denote a mode of acquisition of property. It corresponds very nearly to the term "prescription." But the prescription of Roman law differed from that of the English law, in this: that no mala fide possessor (i.e., person in possession knowingly of the property of another) could, by however long a period, acquire title by possession merely. The two … [Read more...] about USUCAPIO, OR USUCAPTIO

See LAND … [Read more...] about UNSEATED LAND

In Scotch law. Between the hours of sunrise and sunset. Poinding must be executed with upsun. 1 Forb. Inst pt 8, p. 32. … [Read more...] about UPSUN

See SEAWORTHY … [Read more...] about UNSEAWORTHY