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  2. History of patent law - Wikipedia

    en.wikipedia.org/wiki/History_of_patent_law

    Patents were granted without examination since inventor's right was considered as a natural one. Patent costs were very high (from 500 to 1500 francs). Importation patents protected new devices coming from foreign countries. The patent law was revised in 1844 – patent cost was lowered and importation patents were abolished.

  3. Biological patents in the United States - Wikipedia

    en.wikipedia.org/wiki/Biological_patents_in_the...

    The United States has been patenting chemical compositions based upon human products for over 100 years. The first patent for a human product was granted on March 20, 1906, for a purified form of adrenaline. It was challenged and upheld in Parke-Davis v. Mulford. [3]

  4. History of United States patent law - Wikipedia

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

    LLP, Ladas & Parry. "A Brief History of the Patent Law of the United States". New York, 1999. Web Page. . Muir, Ian, Matthias Brandi-Dohrn, and Stephan Gruber. European Patent Law : Law and Procedure under the Epc and Pct. Oxford; New York: Oxford University Press, 1999. Robert B. Matchette et al. "Records of the Patent and Trademark Office".

  5. Patent - Wikipedia

    en.wikipedia.org/wiki/Patent

    The European Patent Office estimated in 2005 that the average cost of obtaining a European patent (via a Euro-direct application, i.e. not based on a PCT application) and maintaining the patent for a 10-year term was around €32,000. [95]

  6. Patentable subject matter in the United States - Wikipedia

    en.wikipedia.org/wiki/Patentable_subject_matter...

    (a) the problem with biological inventions is where the discovery of Nature's work ends and where a human invention begins, i.e. patent monopoly should not encompass a "natural phenomenon or a law of nature". (b) the problem with the software inventions (such as “mathematical algorithms, including those executed on a generic computer,...

  7. List of prolific inventors - Wikipedia

    en.wikipedia.org/wiki/List_of_prolific_inventors

    The 100 known most prolific inventors based on worldwide utility patents are shown in the following table. While in many cases this is the number of utility patents granted by the United States Patent and Trademark Office, it may include utility patents granted by other countries, as noted by the source references for an inventor.

  8. Exclusive-US government funding yielded hundreds of patents ...

    www.aol.com/news/exclusive-us-government-funding...

    The U.S. Defense Department, NASA and other government agencies funded research that led to more than 1,000 U.S. patents for China-based inventors since 2010, including in sensitive fields such as ...

  9. Economics and patents - Wikipedia

    en.wikipedia.org/wiki/Economics_and_patents

    The study was in part based on a survey of 20,000 patent owners who applied for EPO patents between 1993 and 1997. The survey was performed in 2003. 9000 patent owners responded. The patent owners were asked how much effort was required to produce their inventions and how much monetary value their patents had been worth.