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Improved Method Of Achieving And Maintaining A Specified Alkylene Oxide Production Parameter With A High Efficiency Catalyst

PatentPatent Analysis

EP2421841

DOW TECHNOLOGY INVESTMENTS
Application Number
EP10732499A
Filing Date
Apr 20, 2010
Status
Revoked
Jul 10, 2020
Grant Date
Dec 26, 2018
External Links
Slate, Register, Google Patents
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Biblio Summary

The patent EP2421841B1 was granted on Dec 26, 2018 by DOW Technology Investments The patent is currently Revoked.

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
OppositionWO2004002971
 N/A
OppositionEP0352850
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OppositionWO2004002972
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OppositionWO03044002
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OppositionWO03044003
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OppositionWO2004089537
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OppositionWO2005035513
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OppositionWO2009035809
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OppositionWO2009042300
 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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