(19)
(11) EP 3 863 456 A1

(12)

(43) Date of publication:
18.08.2021 Bulletin 2021/33

(21) Application number: 19871400.8

(22) Date of filing: 09.10.2019
(51) International Patent Classification (IPC): 
A42B 3/04(2006.01)
(86) International application number:
PCT/US2019/055311
(87) International publication number:
WO 2020/076893 (16.04.2020 Gazette 2020/16)
(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: 09.10.2018 US 201816155652

(71) Applicant: Guardhat, Inc.
Detroit, MI 48226 (US)

(72) Inventors:
  • FRIEDMAN, Steven
    Concord, CA 94521 (US)
  • ZHAVORONKOV, Mikhail
    Northville, MI 48168 (US)

(74) Representative: RPK Patentanwälte Reinhardt, Pohlmann und Kaufmann Partnerschaft mbB 
Gaisburgstrasse 21
70182 Stuttgart
70182 Stuttgart (DE)

   


(54) HARD HAT ASSEMBLY