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  2. Prohibition in the United States - Wikipedia

    en.wikipedia.org/wiki/Prohibition_in_the_United...

    The Prohibition era was the period from 1920 to 1933 when the United States prohibited the production, importation, transportation, and sale of alcoholic beverages. [1] The alcohol industry was curtailed by a succession of state legislatures, and Prohibition was formally introduced nationwide under the Eighteenth Amendment to the United States ...

  3. United States patent law - Wikipedia

    en.wikipedia.org/wiki/United_States_patent_law

    Under United States law, a patent is a right granted to the inventor of a (1) process, machine, article of manufacture, or composition of matter, (2) that is new, useful, and non-obvious. A patent is the right to exclude others, for a limited time (usually, 20 years) from profiting from a patented technology without the consent of the patent ...

  4. Rule against perpetuities - Wikipedia

    en.wikipedia.org/wiki/Rule_against_perpetuities

    The rule against perpetuities is a legal rule in common law that prevents people from using legal instruments (usually a deed or a will) to exert control over the ownership of private property for a time long beyond the lives of people living at the time the instrument was written. Specifically, the rule forbids a person from creating future ...

  5. Patent - Wikipedia

    en.wikipedia.org/wiki/Patent

    t. e. A patent is a type of intellectual property that gives its owner the legal right to exclude others from making, using, or selling an invention for a limited period of time in exchange for publishing an enabling disclosure of the invention. [1] In most countries, patent rights fall under private law and the patent holder must sue someone ...

  6. Copyright law of the United States - Wikipedia

    en.wikipedia.org/wiki/Copyright_law_of_the...

    The copyright law of the United States grants monopoly protection for "original works of authorship". [1] [2] With the stated purpose to promote art and culture, copyright law assigns a set of exclusive rights to authors: to make and sell copies of their works, to create derivative works, and to perform or display their works publicly.

  7. Federal Assault Weapons Ban - Wikipedia

    en.wikipedia.org/wiki/Federal_Assault_Weapons_Ban

    The Public Safety and Recreational Firearms Use Protection Act, popularly known as the Federal Assault Weapons Ban (AWB or FAWB), was a subsection of the Violent Crime Control and Law Enforcement Act of 1994, a United States federal law which included a prohibition on the manufacture for civilian use of certain semi-automatic firearms that were defined as assault weapons as well as certain ...

  8. Wash sale - Wikipedia

    en.wikipedia.org/wiki/Wash_sale

    According to the Merriam-Webster Legal Dictionary, the legal definition is "a sale and purchase of securities that produces no change of the beneficial owner." [2] The IRS broadened its definition of wash sales in 1993. [6] In the United States, wash sale laws are codified in "26 USC ยง 1091 - Loss from wash sales of stock or securities".

  9. Trade secret - Wikipedia

    en.wikipedia.org/wiki/Trade_secret

    Trade secrets are a type of intellectual property that includes formulas, practices, processes, designs, instruments, patterns, or compilations of information that have inherent economic value because they are not generally known or readily ascertainable by others, and which their owner takes reasonable measures to keep secret. [ 1]