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  2. Maintenance fee (patent) - Wikipedia

    en.wikipedia.org/wiki/Maintenance_fee_(patent)

    Maintenance fee (patent) Maintenance fees or renewal fees are fees paid to maintain a granted patent in force. Some patent laws require the payment of maintenance fees for pending patent applications. Not all patent laws require the payment of maintenance fees and different laws provide different regulations concerning not only the amount ...

  3. Term of patent in the United States - Wikipedia

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

    Under United States patent law, the term of patent, provided that maintenance fees are paid on time, is 20 years from the filing date of the earliest U.S. or international application to which priority is claimed (excluding provisional applications). [ 1][ 2][ 3] The patent term in the United States was changed in 1995 to bring U.S. patent law ...

  4. Patent - Wikipedia

    en.wikipedia.org/wiki/Patent

    In the US, patent maintenance fees are due on 3.5, 7.5 and 11.5 anniversaries of the patent issuance. [93] Only ca. 50% of issued US patents are maintained full term. Large corporations tend to pay maintenance fees through the full term, while small companies are more likely to abandon their patents earlier, even though the due fees are ca. 5 ...

  5. Term of patent - Wikipedia

    en.wikipedia.org/wiki/Term_of_patent

    The term of a patent is the maximum time during which it can be maintained in force. It is usually expressed in a number of years either starting from the filing date of the patent application or from the date of grant of the patent. In most patent laws, annuities or maintenance fees have to be regularly paid in order to keep the patent in force.

  6. Large and small entities in patent law - Wikipedia

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

    The small entity status allows small businesses, independent inventors, nonprofit organizations to file a patent application and maintain an issued patent for a reduced fee—a 60% reduction. [ 1] Under 13 C.F.R. § 121.802 (a), an entity qualifies as a "small business concern", and so qualifies for small entity status, if its number of ...

  7. Patent application - Wikipedia

    en.wikipedia.org/wiki/Patent_application

    Patent law. A patent application is a request pending at a patent office for the grant of a patent for an invention described in the patent specification [ notes 1] and a set of one or more claims stated in a formal document, including necessary official forms and related correspondence. It is the combination of the document and its processing ...

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