The Weekly Litigation News Digest is now live. Subscribe now

IP Verse

Multi-Purpose Phenol-Free Direct Thermal Recording Media - EP4259449

The patent EP4259449 was granted to Appvion on Jun 19, 2024. The application was originally filed on Dec 10, 2020 under application number EP20838767A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4259449

APPVION
Application Number
EP20838767A
Filing Date
Dec 10, 2020
Status
Granted And Under Opposition
May 17, 2024
Publication Date
Jun 19, 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

KOEHLER INNOVATION & TECHNOLOGYMar 11, 2025PATENTSHIP PATENTANWALTSGESELLSCHAFTADMISSIBLE

Patent Citations (47) New

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

Citation PhasePublication Number
DESCRIPTIONUS3539375
DESCRIPTIONUS3674535
DESCRIPTIONUS3746675
DESCRIPTIONUS4151748
DESCRIPTIONUS4181771
DESCRIPTIONUS4246318
DESCRIPTIONUS4470057
DESCRIPTIONUS4531140
DESCRIPTIONUS4794102
DESCRIPTIONUS5098882
DESCRIPTIONUS5955398
DESCRIPTIONUS6835691
DESCRIPTIONUS6921740
INTERNATIONAL-SEARCH-REPORTEP1116713
INTERNATIONAL-SEARCH-REPORTJP2016068418
INTERNATIONAL-SEARCH-REPORTJPH082112
OPPOSITIONDE102004004204
OPPOSITIONEP1116713
OPPOSITIONEP1681174
OPPOSITIONEP2033799
OPPOSITIONEP2033800
OPPOSITIONEP3395583
OPPOSITIONEP3636446
OPPOSITIONJP2002187364
OPPOSITIONJP2002283744
OPPOSITIONJP2004223871
OPPOSITIONJP2004255842
OPPOSITIONJP2005330291
OPPOSITIONJP2006104219
OPPOSITIONJP2006143740
OPPOSITIONJP2006143741
OPPOSITIONJP2008194986
OPPOSITIONJP2013237234
OPPOSITIONJP2016068418
OPPOSITIONJP2017081107
OPPOSITIONJP2018065338
OPPOSITIONJP2019084758
OPPOSITIONJP2019130879
OPPOSITIONJPH082112
OPPOSITIONUS2001044553
OPPOSITIONUS2016031254
OPPOSITIONWO0014058
OPPOSITIONWO2015181291
OPPOSITIONWO2016150428
OPPOSITIONWO2018015178
OPPOSITIONWO2018215287
OPPOSITIONWO2020039601

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