Legal Dictionary of Pakistan
Quick lookup for English, Urdu, and Latin legal terms used in Pakistani jurisprudence.
Useful
adj. Patents. (Of an invention) having a practical application. "When applied to a machine, useful' means that the machine will accomplish its purpose practically when applied in industry. The word is given a practical and not a speculative meaning." 60 Am. Jur. 2d Patents § 131 (1987).
estimated useful life
See USEFUL LIFE.
new and useful
Patents. Two of the requirements for an invention to be patentable -namely, that the invention be novel and that it have practical utility. 35 USCA § 101. See PATENT (3).
useful life
The estimated length of time that depreciable property will generate income. Useful life is used to calculate depreciation and amortization deductions. - Also termed depreciable life. See DEPRECIATION METHOD.