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Polycarbonate Diol - EP3936551

The patent EP3936551 was granted to Asahi Kasei Kabushiki Kaisha on Jun 15, 2022. The application was originally filed on Feb 20, 2020 under application number EP20767117A. The patent is currently recorded with a legal status of "Revoked".

EP3936551

ASAHI KASEI KABUSHIKI KAISHA
Application Number
EP20767117A
Filing Date
Feb 20, 2020
Status
Revoked
Mar 21, 2025
Publication Date
Jun 15, 2022
External Links
Slate, Register, Google Patents

Patent Summary

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HAMMERMar 15, 2023GRUNECKER PATENTADMISSIBLE

Patent Citations (18) New

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

Citation PhasePublication Number
DESCRIPTIONJP2019039374
DESCRIPTIONJPS5013159B
DESCRIPTIONJPS6252070B
DESCRIPTIONUS5070173
DESCRIPTIONWO2015194670
INTERNATIONAL-SEARCH-REPORTJP2013216841
INTERNATIONAL-SEARCH-REPORTJP2015143216
INTERNATIONAL-SEARCH-REPORTWO2015016261
INTERNATIONAL-SEARCH-REPORTWO2018190280
OPPOSITIONEP0601571
OPPOSITIONJP2015143216
OPPOSITIONJP2019039374
OPPOSITIONWO2006037957
OPPOSITIONWO2008098621
OPPOSITIONWO2016026726
SEARCHEP2559718
SEARCHEP3159366
SEARCHJP2007154070

Non-Patent Literature (NPL) Citations (2) New

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

Citation PhaseReference Text
DESCRIPTION- SCHNELL, Polymer Reviews, (19940000), vol. 9, pages 9 - 20
OPPOSITION- Alankar Shrivastava, Vipinb Gupta, "Methods for the determination of limit of detection and limit of quantitation of the analytical methods", Chronicles of Young Scientists, (20110101), vol. 2, no. 1, doi:10.4103/2229-5186.79345, ISSN 2229-5186, page 21, XP055351994

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Dossier Documents

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