The weekly litigation news digest is live. Subscribe now

IP Verse

Retroviral Transduction Using Poloxamers - EP2820138

The patent EP2820138 was granted to Helmholtz Zentrum Mnchen Deutsches Forschungszentrum FR Gesundheit UND Umwelt on Oct 28, 2020. The application was filed on Feb 28, 2013 under application number EP13706283A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2820138

HELMHOLTZ ZENTRUM MNCHEN DEUTSCHES FORSCHUNGSZENTRUM FR GESUNDHEIT UND UMWELT
Application Number
EP13706283A
Filing Date
Feb 28, 2013
Status
Opposition Rejected
Feb 7, 2025
Publication Date
Oct 28, 2020
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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
KONIG SZYNKA TILMANN VON RENESSEJul 27, 2021KONIG SZYNKA TILMANN VON RENESSE DUSSELDORFADMISSIBLE
KONIG SZYNKA TILMANN VON RENESSEJul 27, 2021KONIG SZYNKA TILMANN VON RENESSE PATENTANWALTE PARTNERSCHAFT MBB DUSSELDORFADMISSIBLE

Patent Citations (5) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTWO0165911
INTERNATIONAL-SEARCH-REPORTWO2006086775
OPPOSITIONWO2013127964
OPPOSITIONWO2018148502
OTHERWO2018148502

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