1.Party status as patent proprietor 2.Party status as opponent 2.1.General principles 2.2.Universal succession 2.3.Transfer together with the business assets to which the opposition relates 2.4.No transfer: sale of opponent's subsidiary company 2.5.Legal uncertainty as to who is the correct party 2.6.Evidence for and effect of a transfer 2.6.1Date of effective transfer 2.6.2What kind of evidence suffices 2.6.3Natural heir 2.7.Effect of finding that no transfer took place during opposition proceedings 2.8.No administrative fee for a transfer of opponent status Source: http://www.epo.org/law-practice/legal-texts/html/caselaw/2019/e/clr_iii_o.htmDate retrieved: 17 May 202116 references found. Click X to load a reference inside the current page, click on the title to open in a new page.Case Law BookXCLR TOC OF CONTENTSLoading...Case Law Book: III AmendmentsXCLR III RULES COMMON TO ALL PROCEEDINGS BEFORE THE EPOLoading...XCLR III O 1 Party status as patent proprietorLoading...XCLR III O 2 Party status as opponentLoading...XCLR III O 2.1 General principlesLoading...XCLR III O 2.2 Universal successionLoading...XCLR III O 2.3 Transfer together with the business assets to which the opposition relatesLoading...XCLR III O 2.4 No transfer: sale of opponent's subsidiary companyLoading...XCLR III O 2.5 Legal uncertainty as to who is the correct partyLoading...XCLR III O 2.6 Evidence for and effect of a transferLoading...XCLR III O 2.6.1 Date of effective transferLoading...XCLR III O 2.6.2 What kind of evidence sufficesLoading...XCLR III O 2.6.3 Natural heirLoading...XCLR III O 2.7 Effect of finding that no transfer took place during opposition proceedingsLoading...XCLR III O 2.8 No administrative fee for a transfer of opponent statusLoading...Case Law Book: IV Divisional ApplicationsXCLR IV C 1 Legal character of opposition proceedings and applicable principlesLoading...