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2. Utility (patentability requirement) - Wikipedia

   en.wikipedia.org/wiki/Utility_(patentability...

   The main reason for having the utility requirement is to prevent issuing patents on things which are speculative and may block useful inventions in the future. [ citation needed ] In a pharmaceutical context, the utility problem usually arises when there is a patent claim on a new drug, but the patent disclosure does not specify (or does not ...

3. Utility model - Wikipedia

   en.wikipedia.org/wiki/Utility_model

   Unlike in most other coutries, having a patent and a utility model for the same invention is not allowed in Russia. However, it is possible to have a Russian utility model and a Eurasian patent for the same invention. The main advantage of a utility model in Russia is a very short prosecution time (usually, no more than 6 moths) and a low cost.

4. Term of patent - Wikipedia

   en.wikipedia.org/wiki/Term_of_patent

   Consequently, in most patent laws nowadays, the term of patent is 20 years from the filing date of the application. This however does not forbid the states party to the WTO from providing, in their national law, other type of patent-like rights with shorter terms. Utility models are an example of such rights. Their term is usually 6 or 10 years.

5. United States patent law - Wikipedia

   en.wikipedia.org/wiki/United_States_patent_law

   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.

6. Economics and patents - Wikipedia

   en.wikipedia.org/wiki/Economics_and_patents

   The patent (option) will have value to the buyer (owner) only to the extent that the expected price in the future exceeds the opportunity cost of earning just as much in a risk-less alternative. Thus patent rights can be thought of as corresponding to a call option and may be valued accordingly.

7. Method (patent) - Wikipedia

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

   The court noted that the statute explicitly defines a method patent to cover only the entirety of the method, and doesn't confer any rights in the individual steps that make up the method. [7] The European Patent Convention does not mention method patents (called process patents) so prominently, and the same applies to the TRIPS Agreement.