EP 3 800 002 A1 ANNEX TO THE EUROPEAN SEARCH REPORT ON EUROPEAN PATENT APPLICATION NO. EP 20 19 9919 This annex lists the patent family members relating to the patent documents cited in the above-mentioned European search report. The members are as contained in the European Patent Office EDP file on The European Patent Office is in no way liable for these particulars which are merely given for the purpose of information. 11-02-2021 Patent document Publication Patent family Publication cited in search report date member(s) date US 2019255652 Al 22-08-2019 110170743 A 27-08-2019 E 192019103248 Al 22-08-2019 6659745 B2 04-03-2020 2019141860 A 29-08-2019 2019255652 Al 22-08-2019 US 3696230 03-10-1972 761735 01-07-1971 519965 15-03-1972 2101324 29-07-1971 2075625 08-10-1971 1275018 24-05-1972 54822319 05-07-1973 376730 09-06-1975 3696230 03-10-1972 376904 15-11-2007 1762642 26-04-2006 DE 102004041273 02-03-2006 EP 1629935 01-03-2006 US 2006037946 23-02-2006 For more details about this annex : see Official Journal of the European Patent Office, No. 12/82 EPO FORM P0459 19