IP Verse

Honeycomb With Improved Cell Walls, Their Production Process And Equipment - EP4275877

The patent EP4275877 was granted to Econcore on Aug 7, 2024. The application was originally filed on May 9, 2022 under application number EP22172312A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4275877

ECONCORE
Application Number
EP22172312A
Filing Date
May 9, 2022
Status
Granted And Under Opposition
Jul 5, 2024
Grant Date
Aug 7, 2024
External Links
Slate, Register, Google Patents

Patent Summary

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Patent Family

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PLASSERAUDMay 6, 2025PLASSERAUDADMISSIBLE

Patent Citations (15) New

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

Citation PhasePublication NumberPublication Link
DESCRIPTIONUS3991245
DESCRIPTIONWO2006053407
DESCRIPTIONWO2014140453
DESCRIPTIONWO8806970
DESCRIPTIONWO9417993
DESCRIPTIONWO9703816
OPPOSITIONEP1824667
OPPOSITIONFR3016315
OPPOSITIONUS2019217570
OPPOSITIONUS6003283
OPPOSITIONWO2021128407
SEARCHCN214873141U
SEARCHEP3131746
SEARCHFR3002878
SEARCHWO2021128407

Non-Patent Literature (NPL) Citations (9) 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- Anonymous, "HexWeb ® Aluminum Flex-Core ® Formable Aluminum Honeycomb - Product Data Sheet", HEXCEL, (20170101), HEXCEL, URL: https://fileserver.mates.it/Prodotti/4_Anime/TDS/Hexcel/FlexCore_US_DS.pdf, XP093277859-
OPPOSITION- Anonymous, "HexWeb® Nonmetallic Flex-Core® Honeycomb - Product Data Sheet", HEXCEL, (20200101), XP093277864-
OPPOSITION- Anonymous, "HONEYCOMB CORE", showaaircraft.com (accessed via the Wayback Machine), (20210804), showaaircraft.com (accessed via the Wayback Machine), URL: https://web.archive.org/web/20210804031359/https://www.showaaircraft.com/product-category/honeycomb-core/ , XP093277849-
OPPOSITION- Anonymous, "THERMHEX PEI HONEYCOMB CORES ", ThermHex, (20250201), XP093277857-
OPPOSITION- Brun Frédéric, "Honeycomb reaches a new level", jec composites magazine, (20160701), vol. 106, pages 50 - 52, XP093277848-
OPPOSITION- Papyshev Sergiy, Zach Kraft, Merzuk Ramic, Don Prysi, "IHSS-N1 WELDED HONEYCOMB CORE SPECIFICATION ", INDY HONEYCOMB, (20230401), INDY HONEYCOMB, XP093277851-
OPPOSITION- Tom Bitzer, "2. Honeycomb core : Cell configurations ", Tom Bitzer, Tom Bitzer, Honeycomb technology: Materials, Design, Manufacturing, Applications and Testing, NL, Springer, (19971031), pages 18 - 21, doi:10.1007/978-94-011-5856-5_2, ISBN 0-412-54050-9, XP009561665
OPPOSITION- Qi Chang; Jiang Feng; Yang Shu, "Advanced honeycomb designs for improving mechanical properties: A review", Composites Part B, ELSEVIER, AMSTERDAM, NL, AMSTERDAM, NL, (20211013), vol. 227, doi:10.1016/j.compositesb.2021.109393, ISSN 1359-8368, XP086845793
OPPOSITION- Liu Weidong, Li Honglin, Zhang Jiong, Li Hongda, "Theoretical analysis on the elasticity of a novel accordion cellular honeycomb core with in-plane curved beams", Journal of Sandwich Structures and Materials, (20200301), vol. 22, no. 3, doi:10.1177/1099636218768174, ISSN 1099-6362, pages 702 - 727, XP093277844

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Dossier Documents

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