Section 21: Observations by third party on patentability
Sections (21.01 – 21.26) last updated: October 2019. https://www.gov.uk/guidance/manual-of-patent-practice-mopp/section-21-observations-by-third-party-on-patentability Content Reproduced verbatim from the Website of the United Kingdom Intellectual Property Office (UKIPO) as permitted under their Terms of Use.