(19)
(11) EP 3 689 738 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
22.03.2023 Bulletin 2023/12

(45) Mention of the grant of the patent:
15.02.2023 Bulletin 2023/07

(21) Application number: 19218619.5

(22) Date of filing: 20.12.2019
(51) International Patent Classification (IPC): 
B64C 3/56(2006.01)
B64C 3/18(2006.01)
 B64C 1/26(2006.01)
B64C 23/06(2006.01)
(52) Cooperative Patent Classification (CPC):
B64C 3/56; B64C 1/26; B64C 3/187; B64C 23/069; Y02T 50/10

(54)

FOLDABLE AIRCRAFT WINGS

FALTBARER FLUGZEUGFLÜGEL

AILES D'AÉRONEF PLIABLES

(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

(30) Priority: 01.02.2019 US 201962800176 P
24.09.2019 US 201916580762

(43) Date of publication of application:
05.08.2020 Bulletin 2020/32

(73) Proprietor: The Boeing Company
Arlington, VA 22202 (US)

(72) Inventors:
  • BLOHM, Eric Dwight
    Chicago, IL Illinois 60606-2016 (US)
  • ADDINGTON, Michael
    Chicago, IL Illinois 60606-2016 (US)
  • HERZBERG, Mark John
    Chicago, IL Illinois 60606-2016 (US)
  • OLDS, Jeffrey Michael
    Chicago, IL Illinois 60606-2016 (US)
  • SOMAN, Charuhas
    Chicago, IL Illinois 60606-2016 (US)
  • TOWNSEND, Keith
    Chicago, IL Illinois 60606-2016 (US)
  • GRUNER, Eric
    Chicago, IL Illinois 60606-2016 (US)
  • BOES, David Douglas
    Chicago, IL Illinois 60606-2016 (US)
  • DEES, Paul W
    Chicago, IL Illinois 60606-2016 (US)
  • ELENBAAS, Matthew Scott
    Chicago, IL Illinois 60606-2016 (US)
  • HANSKEN, Rickie
    Chicago, IL Illinois 60606-2016 (US)
  • KAMILA, Eric Sean
    Chicago, IL Illinois 60606-2016 (US)
  • WALKER, Steven Paul
    Chicago, IL Illinois 60606-2016 (US)

(74) Representative: Boult Wade Tennant LLP 
Salisbury Square House 8 Salisbury Square
London EC4Y 8AP
London EC4Y 8AP (GB)


(56) References cited: : 
EP-A1- 3 263 446
US-A1- 2009 283 639
US-A1- 2014 319 268
 US-A- 5 381 986
US-A1- 2011 089 292
US-A1- 2016 167 092
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).