(19)

(11)

EP 3 993 638 A1

(12)

(43) Date of publication: 11.05.2022 Bulletin 2022/19 (21) Application number: 20835091.8 (22) Date of filing: 29.06.2020

(51) International Patent Classification (IPC):  A23K 10/37(2016.01) A23K 10/00(2016.01) A23K 30/00(2016.01) A61L 2/04(2006.01) A01K 67/033(2006.01) A23K 10/26(2016.01) A23K 50/90(2016.01) B09B 3/00(2022.01) (52) Cooperative Patent Classification (CPC): A01K 67/033; A23K 10/26; A23K 30/00; A23K 50/90; A61L 2/04; B09B 3/00; Y02P 60/87; A61L 2/0023; A23K 10/38 (86) International application number: PCT/CA2020/000084 (87) International publication number: WO 2021/000039 (07.01.2021 Gazette 2021/01)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 03.07.2019 CA 3048348 07.05.2020 CA 3080070 (71) Applicant: Piccone, Louis A. Hawkesburz ON K6A 1R1 (CA)	(72) Inventor: PICCONE, Vasily G. Hawkesbury, Ontario K6A 1R1 (CA) (74) Representative: Sach, Greg Robert  Valet Patent Services LLP Siedlungsstrasse 4a 85253 Erdweg 85253 Erdweg (DE)