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IP Verse

Functionally Graded Polymer Knee Implant For Enhanced Fixation, Wear Resistance, And Mechanical Properties And The Fabrication Thereof - EP3746139

The patent EP3746139 was granted to Evonik Operations on Jul 5, 2023. The application was originally filed on Feb 1, 2019 under application number EP19703285A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3746139

EVONIK OPERATIONS
Application Number
EP19703285A
Filing Date
Feb 1, 2019
Status
Granted And Under Opposition
Jun 2, 2023
Publication Date
Jul 5, 2023
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

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INVIBIO VICTREX MANUFACTURINGMar 19, 2024GILL JENNINGS & EVERYADMISSIBLE
INVIBIO VICTREX MANUFACTURINGMar 19, 2024GURUNADMISSIBLE

Patent Citations (9) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTUS2007255412
INTERNATIONAL-SEARCH-REPORTUS5176710
OPPOSITIONCN105233335
OPPOSITIONUS2007255412
OPPOSITIONWO0200275
OPPOSITIONWO2005051240
OPPOSITIONWO2012065068
OPPOSITIONWO2012110803
OPPOSITIONWO2017008789

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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