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Modified Starch Material Of Biocompatible Hemostasis

PatentPatent Analysis

EP2203053

JI
Application Number
EP09701521A
Filing Date
Jan 13, 2009
Status
Revoked
Dec 15, 2023
Grant Date
Sep 20, 2017
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP2203053B1 was granted on Sep 20, 2017 by JI The patent is currently Revoked.

Patent Oppositions filed by Competitors

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 DateOpposition Status

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MAGLE CHEMOSWED HOLDINGJun 20, 2018ADMISSIBLE
BIOCER ENTWICKLUNGSJun 18, 2018ADMISSIBLE
HEMOSTAT MEDICALJun 15, 2018ADMISSIBLE

Patents Cited during Opposition New

Patent citations in opposition refer to prior patents or publications that may challenge the validity of a contested patent. These references help assess whether the invention is truly novel or overlaps with existing intellectual property.

Citation PhasePatent NumberPatent LinkCited Text
OppositionUS6387495
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OppositionUS2002045745
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OppositionUS2007086958
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OppositionUS2007248653
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OppositionDE2838736
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OppositionWO9640168
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OppositionEP1595892
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OppositionWO2008037082
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OppositionUS2009043089
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OppositionUS3122479
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OppositionGB1454055
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OppositionUS4156020
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OppositionEP0084190
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OppositionUS4997867
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OppositionUS5248709
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OppositionUS6060461
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OppositionJP2003062057
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OppositionUS2003181689
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OppositionWO2004024777
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OppositionUS6992233
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OppositionWO2006089660
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OppositionUS7101862
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OppositionEP1731175
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OppositionWO2007026341
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OppositionUS7737214
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OppositionUS3723310
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OppositionUS3860414
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OppositionUS3880158
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OppositionUS4460642
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OppositionUS4537767
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OppositionUS4551177
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OppositionUS4664105
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OppositionUS5085228
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OppositionEP0670180
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OppositionUS5459258
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OppositionUS5736595
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OppositionDE19654745
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OppositionUS5801116
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OppositionUS5849405
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OppositionUS6071325
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OppositionUS6331619
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OppositionEP0904298
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OppositionUS6399091
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OppositionUS6441266
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OppositionUS2004042965
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OppositionUS2004157734
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OppositionKR20040078043
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OppositionUS2007179291
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OppositionCN100336829C
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OppositionCN101121041
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OppositionUS2008177057
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OppositionEP0216378
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OppositionUS4783448
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OppositionUS4886787
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OppositionEP1473308
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OppositionCN101485897
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Dossier Documents of the Patent

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

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