Method For The Preparation Of Vegetable Carbon - EP4257661

The patent EP4257661 was granted to Inkoh Holding on Dec 25, 2024. The application was originally filed on Apr 4, 2022 under application number EP22166569A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4257661

INKOH HOLDING
Application Number
EP22166569A
Filing Date
Apr 4, 2022
Status
Granted And Under Opposition
Nov 22, 2024
Grant Date
Dec 25, 2024
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

CARBOTECH ACJul 9, 2025GILLE HRABAL PARTNERSCHAFTSGESELLSCHAFT MBB PATENTANWALTEADMISSIBLE

Patent Citations (5) New

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

Citation PhasePublication NumberPublication Link
OPPOSITIONDE102020120741
OPPOSITIONEP4257661
OPPOSITIONUS6808390
OPPOSITIONWO2019104382
SEARCHDE102020120741

Non-Patent Literature (NPL) Citations (10) 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
EXAMINATION- Lange Sébastien F ET AL, "Physicochemical Properties of 43 Biochars A Co-Production of Université Laval and GECA Environnement Production Team", doi:10.13140/rg.2.2.25450.41924, (20180101), URL: https://materiauxrenouvelables.ulaval.ca/wp-content/uploads/2018/06/Biochar-properties-GECA-U-Laval-EN-2.pdf, (20240403), XP093147485
EXAMINATION- Adeodun Similade A. ET AL, "Optimisation of Biochar Yield from Sorted Wood Wastes as Sustainable Alternatives to Burning to Ash", Ecological Chemistry and Engineering S, (20220301), vol. 29, no. 1, doi:10.2478/eces-2022-0003, ISSN 2084-4549, pages 15 - 26, XP093147482
OPPOSITION- Hammond Jim, Jan-Markus Rödger, " Herstellung von Pflanzenkohle mittels Pyreg-Technologie", Ithaka - Journal für Ökologie, Weinbau und Klimafarming, (20130117), Ithaka - Journal für Ökologie, Weinbau und Klimafarming, URL: https://web.archive.org/web/20130117054251/https://www.ithaka-journal.net/herstellung-von-pflanzenkohle-mittels-pyreg-technologie, (20220908), XP055958899-
OPPOSITION- Kupryianchyk Darya; Hale Sarah; Zimmerman Andrew R.; Harvey Omar; Rutherford David; Abiven Samuel; Knicker Heike; Schmidt Hans-Peter; Rumpel Cornelia; Cornelissen Gerard, "Sorption of hydrophobic organic compounds to a diverse suite of carbonaceous materials with emphasis on biochar", Chemosphere, PERGAMON PRESS, OXFORD., GB, GB , (20150928), vol. 144, doi:10.1016/j.chemosphere.2015.09.055, ISSN 0045-6535, pages 879 - 887, XP029360985
OPPOSITION- Prakash Kumar, B.G. Miranda, L.R. Velan, M., "Adsorption of Bismark Brown dye on activated carbons prepared from rubberwood sawdust (Hevea brasiliensis) using different activation methods", Journal of Hazardous Materials, ELSEVIER, AMSTERDAM, NL, AMSTERDAM, NL , (20051111), vol. 126, no. 1-3, doi:10.1016/j.jhazmat.2005.05.043, ISSN 0304-3894, pages 63 - 70, XP005104974
OPPOSITION- Tennant, M.F. Mazyck, D.W., "Steam-pyrolysis activation of wood char for superior odorant removal", Carbon, Elsevier Oxford, GB, GB , (20030101), vol. 41, no. 12, doi:10.1016/S0008-6223(03)00211-2, ISSN 0008-6223, pages 2195 - 2202, XP004453471
OPPOSITION- Lange Sébastien F, U Laval, Allaire Suzanne E, Charles Anaïs, Auclair Isabelle K, Bajzak Catherine E, Turgeon Lucie, Ceo, "Physicochemical Properties of 43 Biochars A Co-Production of Université Laval and GECA Environnement Production Team", Unpublished, doi:10.13140/rg.2.2.25450.41924, (20180101), URL: https://materiauxrenouvelables.ulaval.ca/wp-content/uploads/2018/06/Biochar-properties-GECA-U-Laval-EN-2.pdf, (20240403), XP093147485
OPPOSITION- Adeodun Similade A., Sangodoyin Abimbola Y., Ogundiran Mary B., "Optimisation of Biochar Yield from Sorted Wood Wastes as Sustainable Alternatives to Burning to Ash", Ecological Chemistry and Engineering S, (20220301), vol. 29, no. 1, doi:10.2478/eces-2022-0003, ISSN 2084-4549, pages 15 - 26, XP093147482
SEARCH- Hammond Jim ET AL, "Herstellung von Pflanzenkohle mittels Pyreg-Technologie", Ithaka - Journal für Ökologie, Weinbau und Klimafarming, (20130117), URL: https://web.archive.org/web/20130117054251/https://www.ithaka-journal.net/herstellung-von-pflanzenkohle-mittels-pyreg-technologie, (20220908), XP055958899 [I] 1-7 * pages 1-4 * [Y] 8-
SEARCH- KUPRYIANCHYK DARYA ET AL, "Sorption of hydrophobic organic compounds to a diverse suite of carbonaceous materials with emphasis on biochar", CHEMOSPHERE, PERGAMON PRESS, OXFORD, GB, (20150928), vol. 144, doi:10.1016/J.CHEMOSPHERE.2015.09.055, ISSN 0045-6535, pages 879 - 887, XP029360985 [Y] 8 * Absatz 2.1 *

Download Citation Report

Get a free citation report including examiner, opposition, and international search citations.

Get Citation Report

Dossier Documents

The dossier documents provide a comprehensive record of the patent’s prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination.

  • Date

    Description

  • Get instant alerts for new documents