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Wingsail Structure For A Wind-Assisted Propulsion Arrangement Of A Marine Vessel - EP4219287

The patent EP4219287 was granted to Alfawall Oceanbird AB on Nov 27, 2024. The application was originally filed on Feb 1, 2022 under application number EP22154578A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4219287

ALFAWALL OCEANBIRD AB
Application Number
EP22154578A
Filing Date
Feb 1, 2022
Status
Granted And Under Opposition
Oct 25, 2024
Grant Date
Nov 27, 2024
External Links
Slate, Register, Google Patents

Patent Summary

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BECKER MARINE SYSTEMSAug 27, 2025RGTHADMISSIBLE

Patent Citations (22) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication NumberPublication Link
DESCRIPTIONUS10906620
DESCRIPTIONUS4561374
DESCRIPTIONWO2004024556
OPPOSITIONCN113022832
OPPOSITIONEP3636538
OPPOSITIONEP3696075
OPPOSITIONGB1410175
OPPOSITIONJP2019108046
OPPOSITIONNL1042863B
OPPOSITIONUS10906620
OPPOSITIONUS2015033998
OPPOSITIONUS2017003512
OPPOSITIONUS2018162502
OPPOSITIONUS2019233056
OPPOSITIONUS4402277
OPPOSITIONUS4561374
OPPOSITIONWO2004024556
OPPOSITIONWO2021111147
SEARCHGB1410175
SEARCHJP2019108046
SEARCHUS2019233056
SEARCHUS4402277

Non-Patent Literature (NPL) Citations (1) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference TextLink
OPPOSITION- Li Dongqin, Li Guohuan, Dai Jingjing, Li Peng, "A New Type of Collapsible Wing Sail and its Aerodynamic Performance", Volume 10: Ocean Renewable Energy, American Society of Mechanical Engineers, (20170625), doi:10.1115/OMAE2017-61084, ISBN 978-0-7918-5778-6, XP093312797

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Dossier Documents

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