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Pulp Dryer - EP4261344

The patent EP4261344 was granted to Valmet on Jan 1, 2025. The application was originally filed on Mar 5, 2023 under application number EP23160081A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4261344

VALMET
Application Number
EP23160081A
Filing Date
Mar 5, 2023
Status
Granted And Under Opposition
Nov 29, 2024
Publication Date
Jan 1, 2025
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

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ANDRITZOct 1, 2025PRIMROSEADMISSIBLE

Patent Citations (11) New

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

Citation PhasePublication Number
OPPOSITIONUS2010050468
OPPOSITIONUS3272415
OPPOSITIONUS4069595
OPPOSITIONUS4467537
OPPOSITIONUS4833794
OPPOSITIONUS5016363
OPPOSITIONUS6289607
OPPOSITIONWO2013089629
SEARCHEP3916150
SEARCHGB2126974
SEARCHWO2012074462

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.

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    Description

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