What are the legal standards for invalidating a patent?

There are no direct legal standards for invalidating a patent, however it could based on the legal standards for conclusion of Novelty, Obviousness. Therefore, it is possible to:

  • Invalidate a patent via Novelty;
  • Invalidate a patent via Obviousness;

There are no stipulations concerning “supporting issues” like in the US. The only legal standard relating to “supporting issue” may be “Applicant do not have the right to file application nor has been assigned such right” and it could be one of legal standards for invalidating a patent.

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