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Extract from the Register of European Patents

EP About this file: EP4153483

EP4153483 - VERTICAL TAKE-OFF AND LANDING AIRCRAFT [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  23.02.2024
Database last updated on 19.03.2026
FormerGrant of patent is intended
Status updated on  13.02.2024
FormerExamination is in progress
Status updated on  17.11.2023
FormerRequest for examination was made
Status updated on  24.02.2023
FormerThe international publication has been made
Status updated on  26.11.2021
Formerunknown
Status updated on  22.06.2021
Most recent event   Tooltip22.10.2025New entry: Date of oral proceedings 
Applicant(s)For all designated states
Archer Aviation, Inc.
190 W. Tasman Drive
San Jose, California 95134 / US
[2023/13]
Inventor(s)01 / BOWER, Geoffrey C.
San Jose, California 95134 / US
02 / MUNIZ, Thomas P.
San Jose, California 95134 / US
03 / ADCOCK, Brett
San Jose, California 95134 / US
04 / GOLDSTEIN, Adam
San Jose, California 95134 / US
05 / HUGHES, Calder Richmond
San Jose, CA 95134 / US
06 / HAZEN, Zachary Robert Timm
San Jose, CA 95134 / US
07 / KOSSAR, Chad Stuart
San Jose, California 95134 / US
 [2024/07]
Former [2024/04]01 / BOWER, Geoffrey C.
San Jose, California 95134 / US
02 / MUNIZ, Thomas P.
San Jose, California 95134 / US
03 / ADCOCK, Brett
San Jose, California 95134 / US
04 / GOLDSTEIN, Adam
San Jose, California 95134 / US
05 / HUGHES, Calder Richmond
San Jose, CA 95134 / US
06 / HAZEN, Zachary Robert Timm
San Jose, CA 95134 / US
07 / * * *
Former [2023/13]01 / BOWER, Geoffrey C.
San Jose, California 95134 / US
02 / MUNIZ, Thomas P.
San Jose, California 95134 / US
03 / ADCOCK, Brett
San Jose, California 95134 / US
04 / GOLDSTEIN, Adam
San Jose, California 95134 / US
05 / HUGHES, Calder Richmond
San Jose, CA 95134 / US
06 / HAZEN, Zachary Robert Timm
San Jose, CA 95134 / US
Representative(s)Carpmaels & Ransford LLP
One Southampton Row
London WC1B 5HA / GB
[2023/13]
Application number, filing date21731648.818.05.2021
[2023/13]
WO2021US32874
Priority number, dateUS20201687838019.05.2020         Original published format: US202016878380
[2023/13]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2021236576
Date:25.11.2021
Language:EN
[2021/47]
Type: A1 Application with search report 
No.:EP4153483
Date:29.03.2023
Language:EN
The application published by WIPO in one of the EPO official languages on 25.11.2021 takes the place of the publication of the European patent application.
[2023/13]
Type: B1 Patent specification 
No.:EP4153483
Date:27.03.2024
Language:EN
[2024/13]
Search report(s)International search report - published on:EP25.11.2021
ClassificationIPC:B64C29/00, B64C27/26, B64C27/28
[2023/13]
CPC:
B64C29/0033 (EP,US); B64C29/0008 (CN); B64C27/26 (EP);
B64C27/28 (EP,CN); B64C27/52 (CN); B64C27/54 (US);
B64C29/00 (EP); B64C29/0025 (EP); B64C9/00 (US);
B64D27/34 (EP,US); B64D27/357 (EP,US); B64D31/16 (EP,US) (-)
Designated contracting statesAL,   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 [2023/13]  
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:SENKRECHT STARTENDES UND LANDENDES FLUGZEUG[2023/13]
English:VERTICAL TAKE-OFF AND LANDING AIRCRAFT[2023/13]
French:AÉRONEF À DÉCOLLAGE ET ATTERRISSAGE VERTICAL[2024/07]
Former [2023/13]AÉRONEF À DÉCOLLAGE ET ATTERRISSAGE VERTICAUX
Entry into regional phase16.11.2022National basic fee paid 
16.11.2022Designation fee(s) paid 
16.11.2022Examination fee paid 
Examination procedure16.11.2022Examination requested  [2023/13]
16.11.2022Date on which the examining division has become responsible
12.07.2023Amendment by applicant (claims and/or description)
16.11.2023Despatch of a communication from the examining division (Time limit: M04)
13.12.2023Reply to a communication from the examining division
02.01.2024Despatch of a communication from the examining division (Time limit: M04)
08.01.2024Reply to a communication from the examining division
14.02.2024Communication of intention to grant the patent
20.02.2024Fee for grant paid
20.02.2024Fee for publishing/printing paid
20.02.2024Receipt of the translation of the claim(s)
Divisional application(s)EP24165177.7  / EP4368505
EP24165225.4  / EP4371877
EP24165237.9  / EP4368506
EP24165244.5  / EP4368507
Opposition(s)Opponent(s)01  20.12.2024  02.01.2025  ADMISSIBLE
Vertical Aerospace Group Ltd
Unit 1 Camwel Court
Chapel Street
Bristol BS2 0UW / GB
Opponent's representative
EIP
Fairfax House
15 Fulwood Place
London WC1V 6HU / GB
 [2025/06]
20.01.2025Invitation to proprietor to file observations on the notice of opposition
19.05.2025Reply of patent proprietor to notice(s) of opposition
22.09.2025Cancellation of oral proceeding that was planned for 03.03.2026
03.03.2026Date of oral proceedings
12.05.2026Date of oral proceedings
Fees paidRenewal fee
14.03.2023Renewal fee patent year 03
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipCY18.05.2021
HU18.05.2021
CZ27.03.2024
HR27.03.2024
RO27.03.2024
SK27.03.2024
SM27.03.2024
RS27.06.2024
GR28.06.2024
IS27.07.2024
[2025/41]
Former [2024/50]CZ27.03.2024
HR27.03.2024
RO27.03.2024
SK27.03.2024
SM27.03.2024
RS27.06.2024
GR28.06.2024
IS27.07.2024
Former [2024/48]CZ27.03.2024
HR27.03.2024
SM27.03.2024
RS27.06.2024
GR28.06.2024
IS27.07.2024
Former [2024/35]HR27.03.2024
RS27.06.2024
GR28.06.2024
Cited inInternational search[XY] US3089666  (QUENZLER HENRY H W et al.) [X] 1-3,6,9-20,22 * column 15, line 6 - line 32; figures 1-6; claims 1, 5, 20 * * column 6, line 9 - column 8, line 27 *[Y] 4,5
 [XAY] US2019135408  (MOORE MARK et al.) [X] 1,2,6-8,14,15,17-22 * paragraph [0025] - paragraph [0077]; figures 1-11; claim 11 *[A] 3 [Y] 4,5
 [XAI] US10189565  (PATTERSON MICHAEL D et al.) [X] 1-3,6,17-21 * column 6, line 31 - column 9, line 48; figures 1-4; claim 1 *[A] 4,5,7-13,15,16,22 [I] 14
 [A] US2018105279  (TIGHE JAMES JOSEPH et al.) [A] 1,9-12 * figures 2B, 2C *
OppositionUS2019135424
 CN110450948
 EP3868660
 CN205293091
 WO2018075412
 US12006033
 EP4097004
 CN109969392
 US10494088
   ANONYMOUS: "UAV R&D", (ACCESSED VIA THE WAYBACK MACHINE), XP093252516, Retrieved from the Internet
   KIM SUNG JOON, LEE SEUNG-GYU: "Structural Sizing for Optionally Piloted PAV Preliminary Design", JOURNAL OF THE KOREAN SOCIETY FOR AVIATION AND AERONAUTICS, vol. 28, no. 1, 1 March 2020 (2020-03-01), pages 83 - 89, XP093218601, ISSN: 1225-9705, DOI: 10.12985/ksaa.2020.28.1.083

DOI:   http://dx.doi.org/10.12985/ksaa.2020.28.1.083
   D1c - Public-private joint venture for development of Personal Air vehicleand revitalization of transportation industry, 03.09.2019
   KIM JUN-YOUNG: "Autonomous Flying Personal Aircraft, Flying with Proprietary Technology", WWWSEGYE.COM, pages 1 - 5, XP093245054, Retrieved from the Internet
   D6 - Hyundai Motor, Uber Urban Air Mobility Vehicle, 07.01.2020
   XUWING: "VTBIRD VTOL 3 Minutes Design Explanations", XP093252519, Retrieved from the Internet
   HOLDER STEVE MARKMANBILL : "Straight Up A history of Vertical Flight", STRAIGHT UP, 1 January 2000 (2000-01-01), pages 58, XP093228655
   ANONYMOUS: "Tiltrotor", WIKIPEDIA, XP093252524, Retrieved from the Internet
   D16 - Uber Elevate eCRMs between 2017 and September 2019
   ANONYMOUS: "Tilt Rotor Planes", INTERNET CITATION, pages 1 - 5, XP093224999, Retrieved from the Internet
   ANONYMOUS: " Flight control for tiltrotor", POWERED BY DISCOURSE, 1 March 2020 (2020-03-01), pages 1 - 6, XP093225488
   ANONYMOUS: "How does a tiltrotor yaw while in vertical flight? ", AVIATION, 7 September 2021 (2021-09-07), pages 1 - 2, XP093225494
   ANONYMOUS: "Wing configuration", WIKIPEDIA, XP093252526, Retrieved from the Internet
   D21 - CFR 25.905, 31 December2019
   D22 - Decision ED 2003/12/RM, 05 November 2003
   D23 - Airbus A400 engine starting propeller pitch changing, 27.12.2022
   D24 - C130K Propeller Blade Angle PPRuNe Forums, 10-14 March 2011
   BACCHINI ALESSANDRO, CESTINO ENRICO: "Electric VTOL Configurations Comparison", AEROSPACE, vol. 6, no. 26, 1 January 2019 (2019-01-01), XP055816938, DOI: 10.3390/aerospace6030026

DOI:   http://dx.doi.org/10.3390/aerospace6030026
   ANONYMOUS: "Does number blades airplane propeller make difference", HOW THINGS FLY, pages 1 - 2, XP093245087, Retrieved from the Internet
   D30 - Gimpo Airport -> Jamsil in 12minutes? A private aircraft, OPPAV,floats in the City sky! 10.04.2021
   ANONYMOUS: "Aerial ridesharing at scale (Whitepaper)", UBER ELEVATE (ACCESSED VIA THE WAYBACK MACHINE), XP093252532, Retrieved from the Internet
   ANONYMOUS: "Fast-forwarding to a Future of On-Demand Urban air Transportation", UBER ELEVATE, pages 1 - 97, XP002792153, Retrieved from the Internet [retrieved on 20190617]
   D33 - Uber Air Vehicle Requirements and Missions, 02.05.2020 (but no date to be found on paper)
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.