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Elimination Of Organohalo And Oxirane Species In Carboxylic Acid Ester Streams

PatentPatent Analysis

EP2611767

STEPAN SPECIALTY PRODUCTS
Application Number
EP11822699A
Filing Date
Sep 2, 2011
Status
Revoked
Jul 19, 2024
Grant Date
Oct 25, 2017
External Links
Slate, Register, Google Patents

Biblio Summary

The patent EP2611767B1 was granted on Oct 25, 2017 by Stepan Specialty Products 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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AAKJul 25, 2018ADMISSIBLE
KRAUS & LEDERER PARTGMBBJul 25, 2018ADMISSIBLE
BUNGE LODERS CROKLAANJul 24, 2018ADMISSIBLE
CARGILLJul 19, 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
OppositionEP2471897B1
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OppositionUS3413324
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OppositionUS4025540
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OppositionEP0361595
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OppositionWO2010126136
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OppositionWO2011040539
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OppositionGB764833
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OppositionUS1885281
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OppositionUS4157405
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OppositionUS4280962
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OppositionUS5315021
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OppositionUS6111120
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OppositionWO2009115248
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OppositionWO2010080019
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OppositionWO2011055732
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OppositionDE102010007138
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OppositionEP2548942
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OppositionEP2594625
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OppositionUS2197339
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OppositionWO2012031176
 N/A

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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