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  2. Patent medicine - Wikipedia

    en.wikipedia.org/wiki/Patent_medicine

    E. W. Kemble's "Death's Laboratory" on the cover of the 3 June 1905 edition of Collier's. A patent medicine (sometimes called a proprietary medicine) is a non-prescription medicine or medicinal preparation that is typically protected and advertised by a trademark and trade name, and claimed to be effective against minor disorders and symptoms, [1] [2] [3] as opposed to a prescription drug that ...

  3. Chemical patent - Wikipedia

    en.wikipedia.org/wiki/Chemical_patent

    A chemical patent, pharmaceutical patent or drug patent is a patent for an invention in the chemical or pharmaceuticals industry.Strictly speaking, in most jurisdictions, there are essentially no differences between the legal requirements to obtain a patent for an invention in the chemical or pharmaceutical fields, in comparison to obtaining a patent in the other fields, such as in the ...

  4. Patentable subject matter in the United States - Wikipedia

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

    A legal commentator explained the rationale in In re Nuijten as: "Because an inventor can patent both methods and devices for creating the signal, there is no need to patent the signal itself. Allowing the signal to be patented will only lead to abusive lawsuits against Internet Service Providers and other third parties, not to the ...

  5. The Court Ruling That Says 'You Can't Patent Nature' - AOL

    www.aol.com/news/2010-03-30-the-court-ruling...

    You cannot patent nature. We fully expect the decision will be upheld on appeal." Ravicher predicts the appeal process will take about a year. ... Simply Recipes. The 3-ingredient Snoop Dogg ...

  6. United States patent law - Wikipedia

    en.wikipedia.org/wiki/United_States_patent_law

    U.S. patent (1985-2018) U.S. patent (2018-present) Patent applications can be filed at the United States Patent and Trademark Office (USPTO). Prior to June 7, 1995, the duration of a US utility patent was 17 years from patent issuance. Since that date, the duration of the US utility patent is 20 years from the earliest effective filing date.

  7. Patentable subject matter - Wikipedia

    en.wikipedia.org/wiki/Patentable_subject_matter

    Patentable, statutory or patent-eligible subject matter is subject matter of an invention that is considered appropriate for patent protection in a given jurisdiction. The laws and practices of many countries stipulate that certain types of inventions should be denied patent protection.

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