(19)
(11)EP 4 221 850 A1

(12)

(43)Date of publication:
09.08.2023 Bulletin 2023/32

(21)Application number: 21876666.5

(22)Date of filing:  04.10.2021
(51)International Patent Classification (IPC): 
A63B 37/00(2006.01)
B23K 31/02(2006.01)
B23P 17/04(2006.01)
A63B 53/04(2015.01)
B23P 11/00(2006.01)
(52)Cooperative Patent Classification (CPC):
A63B 53/04; B23K 31/02; B23K 2103/14; A63B 53/0466; A63B 53/0445; A63B 53/0458
(86)International application number:
PCT/US2021/053423
(87)International publication number:
WO 2022/072939 (07.04.2022 Gazette  2022/14)
(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: 02.10.2020 US 202063198218 P
19.05.2021 US 202163190693 P

(71)Applicant: Karsten Manufacturing Corporation
Phoenix, AZ 85029 (US)

(72)Inventors:
  • SPACKMAN, Clayson, C.
    Phoenix, Arizona 85029 (US)
  • SIMONE, Matthew, W.
    Phoenix, Arizona 85029 (US)

(74)Representative: Tombling, Adrian George 
Withers & Rogers LLP 2 London Bridge
London SE1 9RA
London SE1 9RA (GB)

  


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