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IP Verse

Co-Extrusion Of Rheologically Mismatched Polymers - EP3065948

The patent EP3065948 was granted to Case Western Reserve University on Jan 10, 2018. The application was originally filed on Nov 6, 2014 under application number EP14802756A. The patent is currently recorded with a legal status of "Revoked".

EP3065948

CASE WESTERN RESERVE UNIVERSITY

Application Number: EP14802756A
Filing Date: Nov 6, 2014
Status: Revoked; Dec 13, 2019
Publication Date: Jan 10, 2018
External Links: Slate, Register, Google Patents

Patent Summary

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Patent Oppositions

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.

Company	Opposition Date	Representative	Opposition Status
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TREOFAN GERMANY	Oct 10, 2018	MAI BESIER	-

Patent Citations (17) New

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

Citation Phase	Publication Number
DESCRIPTION	US4131731
DESCRIPTION	US4506494
DESCRIPTION	US4589247
DESCRIPTION	US4656818
DESCRIPTION	US4768411
DESCRIPTION	US4808010
DESCRIPTION	US5467581
DESCRIPTION	US6582807
INTERNATIONAL-SEARCH-REPORT	US2011256332
INTERNATIONAL-SEARCH-REPORT	WO2009014849
INTERNATIONAL-SEARCH-REPORT	WO2011115961
OPPOSITION	US2007256736
OPPOSITION	US2011256332
OPPOSITION	WO2009014849
OPPOSITION	WO2010017271
OPPOSITION	WO2011115961
OPPOSITION	WO9928124

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

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Dec 12, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
OPPO
Dec 12, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
OPPO
Dec 9, 2019
Termination of the opposition proceedings with revocation of patent
OPPO
Oct 23, 2019
Advice of delivery
OPPO
Sep 3, 2019
Advice of delivery
OPPO
Sep 2, 2019
Advice of delivery
OPPO
Aug 28, 2019
Acknowledgement of a document
OPPO
Aug 28, 2019
Acknowledgement of a document
OPPO
Aug 28, 2019
Decision of the Opposition Division and instruction
OPPO
Aug 28, 2019
Decision revoking the European patent
OPPO
Aug 28, 2019
Grounds for the decision (Annex) - opposition
OPPO
Aug 28, 2019
Internal form - Opposition/addressees
OPPO
Aug 28, 2019
Means of redress
OPPO
Aug 28, 2019
Scanned annex to a communication - opposition procedure
OPPO
Nov 6, 2018
Communication of a notice of opposition and request to file observations
OPPO
Nov 6, 2018
Notice of further oppositions to opponent(s)
OPPO
Oct 22, 2018
Brief communication - Opposition proceedings
OPPO
Oct 18, 2018
Communication of a notice of opposition - first information to patent proprietor
OPPO
Oct 11, 2018
Citation in opposition procedure
OPPO
Oct 11, 2018
Citation in opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 11, 2018
Non-scannable object
OPPO
Oct 11, 2018
Notice of opposition
OPPO
Oct 11, 2018
Notice of opposition
OPPO
Oct 11, 2018
Patent document cited during the opposition procedure
OPPO
Oct 11, 2018
Patent document cited during the opposition procedure
OPPO
Oct 11, 2018
Patent document cited during the opposition procedure
OPPO
Oct 11, 2018
Patent document cited during the opposition procedure
OPPO
Oct 11, 2018
Patent document cited during the opposition procedure
OPPO
Oct 11, 2018
Patent document cited during the opposition procedure
OPPO
Oct 10, 2018
Citation in opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Non-patent literature cited during the opposition procedure
OPPO
Oct 10, 2018
Notice of opposition
OPPO
Oct 10, 2018
Notice of opposition
OPPO
Oct 10, 2018
Patent document cited during the opposition procedure
OPPO
Oct 10, 2018
Patent document cited during the opposition procedure
OPPO
Oct 10, 2018
Patent document cited during the opposition procedure
OPPO
Oct 10, 2018
Patent document cited during the opposition procedure
OPPO
Oct 10, 2018
Patent document cited during the opposition procedure
OPPO
Oct 10, 2018
Patent document cited during the opposition procedure
OPPO
Jan 26, 2018
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Search/Exam
Jan 18, 2018
Rectification of designation of inventor (Legal Division)
Search/Exam
Jan 4, 2018
Communication to designated inventor
Search/Exam
Dec 19, 2017
(Electronic) Receipt
Search/Exam
Dec 19, 2017
Letter accompanying subsequently filed items
Search/Exam
Dec 19, 2017
Letter concerning the inventor
Search/Exam
Dec 14, 2017
Decision to grant a European patent
Search/Exam
Sep 25, 2017
(Electronic) Receipt
Search/Exam
Sep 25, 2017
French translation of claims
Search/Exam
Sep 25, 2017
German translation of the claims
Search/Exam
Sep 25, 2017
Letter accompanying subsequently filed items
Search/Exam
May 17, 2017
Bibliographic data of the European patent application
Search/Exam
May 17, 2017
Communication about intention to grant a European patent
Search/Exam
May 17, 2017
Intention to grant (signatures)
Search/Exam
May 17, 2017
Text intended for grant (clean copy)
Search/Exam
May 17, 2017
Text intended for grant (version for approval)
Search/Exam
Mar 30, 2017
Examination started
Search/Exam
Aug 18, 2016
Notification on forthcoming publication of bibliographic data
Search/Exam
Jun 15, 2016
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Search/Exam
Jun 13, 2016
Communication to designated inventor
Search/Exam
Jun 13, 2016
Communication to designated inventor
Search/Exam
Jun 13, 2016
Communication to designated inventor
Search/Exam
May 17, 2016
Annexes to the international preliminary examination report
Search/Exam
May 17, 2016
Copy of the international preliminary examination report
Search/Exam
May 11, 2016
(Electronic) Receipt
Search/Exam
May 11, 2016
Request for entry into the European phase
Search/Exam
Mar 18, 2016
Information on entry into European phase
Search/Exam
Jan 13, 2016
Notification of the recording of a change
Search/Exam
Jan 13, 2016
Notification of the recording of a change
Search/Exam
Oct 6, 2015
Annex to International preliminary examination report
PCT2
Oct 6, 2015
International preliminary examination report
PCT2
Oct 6, 2015
International preliminary examination report - free text sheet
PCT2
Oct 6, 2015
International preliminary examination report - points I-VIII
PCT2
Oct 6, 2015
Notification of election of EPO
Search/Exam
Oct 6, 2015
Transmittal of International Preliminary Examination Report
PCT2
Sep 29, 2015
Amendments of documents (Article 19 PCT)
PCT2
Sep 29, 2015
Notification of the recording of a change
Search/Exam
Sep 29, 2015
Notification of the recording of a change
Search/Exam
Sep 15, 2015
Invitation to correct defects in demand
PCT2
Sep 11, 2015
Notification of receipt of demand
PCT2
Sep 9, 2015
Annex
PCT2
Sep 9, 2015
PCT demand form
PCT2
Sep 9, 2015
Reply to communication PCT/IPEA/404
PCT2
Sep 8, 2015
Invitation to correct defects in demand
PCT2
Sep 2, 2015
Document concerning fees and payments
PCT2
Sep 2, 2015
Letter regarding PCTII procedure
PCT2
Sep 2, 2015
Letter regarding PCTII procedure
PCT2
Sep 2, 2015
PCT demand form
PCT2
Sep 2, 2015
PCT(IPEA): Amended sheet - claims
PCT2
Sep 2, 2015
PCT(IPEA): Amended sheet - claims
PCT2
Sep 2, 2015
PCT(IPEA): Amended sheet - claims
PCT2
Sep 2, 2015
PCT(IPEA): Amended sheet - claims
PCT2
Sep 2, 2015
Payment of fees and costs
PCT2
Sep 2, 2015
Reply to International Search Opinion
PCT2
Sep 2, 2015
Reply to International Search Opinion
PCT2
Jun 1, 2015
Priority document (electronically transmitted)
Search/Exam
May 14, 2015
Copy of the international search report
Search/Exam
May 14, 2015
Published international application - A1
Search/Exam
Jan 19, 2015
Written opinion of the ISA, boxes No. I to VIII
PCTISA
Jan 19, 2015
Written opinion of the ISA, cover sheet
PCTISA
Jan 19, 2015
Written opinion of the ISA, supplemental box
PCTISA
Nov 24, 2014
Abstract
PCTISA
Nov 24, 2014
Annex
PCTISA
Nov 24, 2014
Claims
PCTISA
Nov 24, 2014
Description
PCTISA
Nov 24, 2014
Submission concerning representation
PCTISA
Nov 24, 2014
Submission concerning representation
PCTISA
Nov 24, 2014
Submission concerning representation
PCTISA