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  2. Term of patent in the United States - Wikipedia

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

    The original patent term under the 1790 Patent Act was decided individually for each patent, but "not exceeding fourteen years". The 1836 Patent Act (5 Stat. 117, 119, 5) provided (in addition to the fourteen-year term) an extension "for the term of seven years from and after the expiration of the first term" in certain circumstances, when the inventor hasn't got "a reasonable remuneration for ...

  3. Term of patent - Wikipedia

    en.wikipedia.org/wiki/Term_of_patent

    In the United States, for utility patents filed on or after June 8, 1995, the term of the patent is 20 years from the earliest filing date of the application on which the patent was granted and any prior U.S. or Patent Cooperation Treaty (PCT) applications from which the patent claims priority (excluding provisional applications). For patents ...

  4. Land patent - Wikipedia

    en.wikipedia.org/wiki/Land_patent

    The first US land patent was issued on March 4, 1788, to John Martin. [4] That patent reserves to the United States one third of all gold, silver, lead and copper within the claimed land. A land patent for a 39.44-acre (15.96 ha) land parcel in present-day Monroe County, Ohio, and within the Seven Ranges land tract.

  5. Patent - Wikipedia

    en.wikipedia.org/wiki/Patent

    A patent is a type of intellectual property that gives its owner the legal right to exclude others from making, using, ...

  6. Ask a Fool: How Will Patent Expiry Affect 3D Systems?

    www.aol.com/news/2014-01-31-ask-a-fool-how-will...

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  7. United States patent law - Wikipedia

    en.wikipedia.org/wiki/United_States_patent_law

    The large size of the US economy, the strong pro-patentee legal regime and over 200 years of case law make US patents more valuable and more litigated than patents of any other country. The long history of patents and strong protection of patent holders contributes to abuse of the system by patent trolls, which are largely absent in other ...

  8. Design patent - Wikipedia

    en.wikipedia.org/wiki/Design_patent

    Design patents cover the ornamental appearance of an item. Design patents can be invalidated if the design is dictated solely by function (e.g. the outline of a key blade blank). Design patents are valid for 14 years from the date of issue if filed prior to May 13, 2015, or 15 years from the date of issue if filed on or after May 13, 2015.

  9. How Low Can This Patent War Go? - AOL

    www.aol.com/2012/10/16/how-low-can-this-patent...

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