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  2. United States Patent and Trademark Office - Wikipedia

    en.wikipedia.org/wiki/United_States_Patent_and...

    The United States Patent and Trademark Office (USPTO) is an agency in the U.S. Department of Commerce that serves as the national patent office and trademark registration authority for the United States. The USPTO's headquarters are in Alexandria, Virginia, after a 2005 move from the Crystal City area of neighboring Arlington, Virginia.

  3. Term of patent in the United States - Wikipedia

    en.wikipedia.org/wiki/Term_of_patent_in_the...

    If the United States Patent and Trademark Office (USPTO) fails to examine a patent application in time (deadlines for various steps are different), the patent term may be extended. [7] Extensions or other delay taken by the applicant can reduce or eliminate the extension. [7] This extension is known as a patent term adjustment (PTA).

  4. United States Patent Classification - Wikipedia

    en.wikipedia.org/wiki/United_States_Patent...

    The United States Patent Classification is an official patent classification system in use and maintained by the United States Patent and Trademark Office (USPTO). It was mostly replaced by the Cooperative Patent Classification (CPC) on January 1, 2013. [1] Plant and design patents are still classified solely within USPC at the USPTO.

  5. United States patent law - Wikipedia

    en.wikipedia.org/wiki/United_States_patent_law

    However, patent term adjustment or extension are possible if the USPTO fails to issue a patent within 3 years after filing the full application, subject to various conditions on the applicant. [ 29 ] [ circular reference ] The rules for drafting and filing a patent application are set out in the Manual of Patent Examining Procedure (MPEP).

  6. Patent infringement under United States law - Wikipedia

    en.wikipedia.org/wiki/Patent_infringement_under...

    In the United States, a valid patent provides its proprietor with the right to exclude others from practicing the invention claimed in that patent. A person who practices that invention without the permission of the patent holder infringes that patent.

  7. Large and small entities in patent law - Wikipedia

    en.wikipedia.org/wiki/Large_and_small_entities...

    Once a good faith determination of small entity status has been made and appropriately established with the USPTO, the lower small entity fees may be paid in the application without regard to change in status until the issue fee or maintenance fee is due. 37 C.F.R. § 1.27(g)(1).

  8. History of United States patent law - Wikipedia

    en.wikipedia.org/wiki/History_of_United_States...

    1990 – The definition of patent infringement changed. [1] Petr Taborsky is the first person to be found guilty in a US court of stealing intellectual property. [32] 1995 – United States Patent and Trademark Office (USPTO) opened patent museum. [1]

  9. Concurrent use registration - Wikipedia

    en.wikipedia.org/wiki/Concurrent_use_registration

    Official seal of the USPTO. A concurrent use registration, in United States trademark law, is a federal trademark registration of the same trademark to two or more unrelated parties, with each party having a registration limited to a distinct geographic area.

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