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  2. Patent opposition proceedings - Wikipedia

    en.wikipedia.org/wiki/Patent_opposition_proceedings

    In addition to opposition proceedings, several other mechanisms enable third parties to influence the patent granting process or challenge patents: Third-party observations : Individuals or entities can submit observations on the patentability of an invention during the examination phase, providing relevant prior art or arguments without ...

  3. Reexamination - Wikipedia

    en.wikipedia.org/wiki/Reexamination

    A request for a reexamination can be filed by anyone at any time during the period of enforceability of a patent. To request a reexamination, one must submit a "request for reexamination" which includes (1) a statement pointing out each "substantial new question of patentability based on prior patents and printed publications; (2) an identification and explanation for every claim for which ...

  4. Opposition proceeding - Wikipedia

    en.wikipedia.org/wiki/Opposition_proceeding

    An opposition proceeding is an administrative process available under the patent and trademark law of many jurisdictions which allows third parties to formally challenge the validity of a pending patent application ("pre-grant opposition"), of a granted patent ("post-grant opposition"), or of a trademark.

  5. Patent prosecution - Wikipedia

    en.wikipedia.org/wiki/Patent_prosecution

    A re-examination is a proceeding conducted by the patent office after the grant of a patent in which the validity of a patent is re-examined at the request of the patentee or third party, [17] as provided by the applicable law. [27] In some countries, a re-examination system is provided as an alternative or complement to the opposition system ...

  6. Leahy–Smith America Invents Act - Wikipedia

    en.wikipedia.org/wiki/Leahy–Smith_America...

    Ironically, Congress intended that the reexamination process should have just the opposite effect: "Patent office reexamination will greatly reduce, if not end, the threat of legal costs being used to 'blackmail' such [patent-] holders into allowing patent infringements or being forced to license their patents for nominal fees."

  7. Opposition procedure before the European Patent Office

    en.wikipedia.org/wiki/Opposition_procedure...

    Article 99(1) EPC, i.e. a notice of opposition must be filed by a natural or legal person within nine months from the publication of the mention of grant of the European patent in the European Patent Bulletin (the start of the nine-month opposition period depends on the publication of the mention of grant of the European patent in the European ...

  8. Continuing patent application - Wikipedia

    en.wikipedia.org/wiki/Continuing_patent_application

    If an issued patent is found to be defective, the patent owner can surrender the patent and file a reissue application to correct the defect. One such defect occurs when the issued patent claims either more or less than the coverage to which the patentee is entitled, the latter situation resulting in a "broadening reissue".

  9. Appeal procedure before the European Patent Office - Wikipedia

    en.wikipedia.org/wiki/Appeal_procedure_before...

    EPO headquarters in Munich, Germany, where the Boards of Appeal were based until 2017.. Decisions of the first instance departments of the European Patent Office (EPO) can be appealed, i.e. challenged, before the Boards of Appeal of the EPO, in a judicial procedure (proper to an administrative court), as opposed to an administrative procedure. [1]

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