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  2. List of patent claim types - Wikipedia

    en.wikipedia.org/wiki/List_of_patent_claim_types

    This is a list of special types of claims that may be found in a patent or patent application.For explanations about independent and dependent claims and about the different categories of claims, i.e. product or apparatus claims (claims referring to a physical entity), and process, method or use claims (claims referring to an activity), see Claim (patent), section "Basic types and categories".

  3. 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 ...

  4. Method (patent) - Wikipedia

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

    A method patent claim can be infringed only when a single person or entity (including contractually obligated agents) practices all of the claimed steps. [5] Neither a physical device, such as a product that can be used to practice the method, nor instructions for practicing the method, are infringing until they are used by a single person to ...

  5. Patent claim - Wikipedia

    en.wikipedia.org/wiki/Patent_claim

    In a patent or patent application, the claims define in technical terms the extent, i.e. the scope, of the protection conferred by a patent, or the protection sought in a patent application. In other words, the purpose of the claims is to define which subject-matter is protected by the patent (or sought to be protected by the patent application).

  6. 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.

  7. Patent infringement under United States law - Wikipedia

    en.wikipedia.org/wiki/Patent_infringement_under...

    The defense of non-infringement is that at least one element of an asserted claim is not present in the accused product (or in the case of a method claim, that at least one step has not been performed). The defense of invalidity is a counter-attack on the patent itself., i.e., the validity of the patent or of the allegedly infringed claims.

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