IP Verse

Silicon-Containing Magnetic Particles, Method For Producing Said Particles And Use Of The Same

Patent No. EP1468430 (titled "Silicon-Containing Magnetic Particles, Method For Producing Said Particles And Use Of The Same") was filed by Bayer on Jan 7, 2003. The application was issued on Mar 16, 2016.

Patent Summary

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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.

Company	Opposition Date	Representative
ZWICKER SCHNAPPAUF & PARTNER	Dec 16, 2016	ZWICKER
IP2 PATENTANWALTS GMBH	Dec 12, 2016	FABRY

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

Mar 21, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 21, 2019
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Mar 21, 2019
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Mar 18, 2019
Termination of the opposition proceedings with revocation of patent
Dec 11, 2018
Advice of delivery
Dec 10, 2018
Advice of delivery
Dec 10, 2018
Advice of delivery
Dec 10, 2018
Advice of delivery
Dec 7, 2018
Advice of delivery
Dec 6, 2018
Advice of delivery
Dec 4, 2018
Acknowledgement of a document
Dec 4, 2018
Acknowledgement of a document
Dec 4, 2018
Acknowledgement of a document
Dec 4, 2018
Annex to the communication - opposition
Dec 4, 2018
Decision of the Opposition Division and instruction
Dec 4, 2018
Decision revoking the European patent
Dec 4, 2018
Grounds for the decision (Annex) - opposition
Dec 4, 2018
Internal form - Opposition/addressees
Dec 4, 2018
Internal form - Opposition/addressees
Dec 4, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 4, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Dec 4, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Dec 4, 2018
Provision of a copy of the minutes - opposition procedure
Oct 5, 2018
Information about the result of oral proceedings
Sep 19, 2018
Advice of delivery
Sep 18, 2018
Notification concerning the date of oral proceedings
Sep 18, 2018
Notification concerning the date of oral proceedings
Sep 18, 2018
Notification concerning the date of oral proceedings
Sep 13, 2018
Advice of delivery
Sep 13, 2018
Advice of delivery
Sep 12, 2018
Advice of delivery
Sep 11, 2018
Brief communication - Opposition proceedings
Sep 11, 2018
Brief communication - Opposition proceedings
Sep 11, 2018
Brief communication - Opposition proceedings
Sep 10, 2018
Result of consultation by telephone/in person
Aug 31, 2018
Brief communication - Opposition proceedings
Aug 31, 2018
Brief communication - Opposition proceedings
Aug 28, 2018
(Electronic) Receipt
Aug 28, 2018
Letter accompanying subsequently filed items
Aug 28, 2018
Withdrawal of a request for oral proceedings
Aug 10, 2018
Brief communication - Opposition proceedings
Aug 10, 2018
Brief communication - Opposition proceedings
Aug 8, 2018
Brief communication - Opposition proceedings
Aug 8, 2018
Brief communication - Opposition proceedings
Aug 7, 2018
(Electronic) Receipt
Aug 7, 2018
Letter accompanying subsequently filed items
Aug 7, 2018
Request for interpreters during oral proceedings
Aug 3, 2018
(Electronic) Receipt
Aug 3, 2018
Letter accompanying subsequently filed items
Aug 3, 2018
Main request during Opposition procedure
Aug 3, 2018
Request for interpreters during oral proceedings
Aug 3, 2018
Written submission in preparation to/during oral proceedings
Aug 1, 2018
Brief communication - Opposition proceedings
Aug 1, 2018
Brief communication - Opposition proceedings
Jul 26, 2018
(Electronic) Receipt
Jul 26, 2018
Letter accompanying subsequently filed items
Jul 26, 2018
Non-patent literature cited during the opposition procedure
Jul 26, 2018
Non-patent literature cited during the opposition procedure
Jul 26, 2018
Non-patent literature cited during the opposition procedure
Jul 26, 2018
Non-patent literature cited during the opposition procedure
Jul 26, 2018
Non-patent literature cited during the opposition procedure
Jul 26, 2018
Non-patent literature cited during the opposition procedure
Jul 26, 2018
Non-patent literature cited during the opposition procedure
Jul 26, 2018
Written submission in preparation to/during oral proceedings
Jul 11, 2018
Brief communication - Opposition proceedings
Jul 11, 2018
Brief communication - Opposition proceedings
Jul 6, 2018
(Electronic) Receipt
Jul 6, 2018
Letter accompanying subsequently filed items
Jul 6, 2018
Written submission in preparation to/during oral proceedings
Mar 19, 2018
Advice of delivery
Mar 12, 2018
Advice of delivery
Mar 12, 2018
Advice of delivery
Mar 9, 2018
Advice of delivery
Mar 9, 2018
Advice of delivery
Mar 7, 2018
Acknowledgement of a document
Mar 7, 2018
Acknowledgement of a document
Mar 7, 2018
Acknowledgement of a document
Mar 7, 2018
Annex to the communication - opposition
Mar 7, 2018
Information concerning oral proceedings
Mar 7, 2018
Preparation for oral proceedings
Mar 7, 2018
Summons to attend oral proceedings
Mar 7, 2018
Summons to attend oral proceedings
Mar 7, 2018
Summons to attend oral proceedings
Aug 4, 2017
Brief communication - Opposition proceedings
Aug 4, 2017
Brief communication - Opposition proceedings
Aug 4, 2017
Communication of amended entries
Jul 19, 2017
Request concerning representative opponent
Jun 26, 2017
Brief communication - Opposition proceedings
Jun 26, 2017
Brief communication - Opposition proceedings
Jun 19, 2017
(Electronic) Receipt
Jun 19, 2017
Amended claims with annotations
Jun 19, 2017
Claims
Jun 19, 2017
Letter accompanying subsequently filed items
Jun 19, 2017
Reply of the patent proprietor to the notice(s) of opposition
Feb 22, 2017
Communication of a notice of opposition and request to file observations
Feb 22, 2017
Notice of further oppositions to opponent(s)
Feb 22, 2017
Notice of further oppositions to opponent(s)
Feb 8, 2017
Letter concerning fees and payments
Feb 8, 2017
Payment of fees and costs
Feb 6, 2017
Letter concerning fees and payments
Feb 6, 2017
Payment of fees and costs
Dec 23, 2016
Communication of a notice of opposition - first information to patent proprietor
Dec 19, 2016
Communication of a notice of opposition - first information to patent proprietor
Dec 16, 2016
(Electronic) Receipt
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Non-patent literature cited during the opposition procedure
Dec 16, 2016
Notice of opposition
Dec 16, 2016
Notice of opposition
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Patent document cited during the opposition procedure
Dec 16, 2016
Translation of the evidence during Opposition procedure
Dec 12, 2016
(Electronic) Receipt
Dec 12, 2016
Letter accompanying subsequently filed items
Dec 12, 2016
Non-patent literature cited during the opposition procedure
Dec 12, 2016
Non-patent literature cited during the opposition procedure
Dec 12, 2016
Non-patent literature cited during the opposition procedure
Dec 12, 2016
Non-patent literature cited during the opposition procedure
Dec 12, 2016
Notice of opposition
Dec 12, 2016
Notice of opposition
Mar 16, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 18, 2016
Decision to grant a European patent
Dec 19, 2015
English translation of the claims
Dec 19, 2015
Filing of the translations of the claims
Dec 19, 2015
French translation of claims
Dec 19, 2015
Payment of fees and costs
Sep 15, 2015
Bibliographic data of the European patent application
Sep 15, 2015
Communication about intention to grant a European patent
Sep 15, 2015
Intention to grant (signatures)
Sep 15, 2015
Text intended for grant (clean copy)
Sep 15, 2015
Text intended for grant (version for approval)
Oct 28, 2014
Response to enquiry for communication from the Examining Division
Oct 27, 2014
Enquiry as to when a communication from the Examining Division can be expected
Oct 22, 2014
Enquiry as to when a communication from the Examining Division can be expected
Oct 6, 2014
Communication of amended entries concerning the representative
Sep 15, 2014
Request concerning the applicant/representative
Aug 29, 2014
Letter relating to the automatic debiting procedure
Mar 28, 2011
Amended claims with annotations
Mar 28, 2011
Claims
Mar 28, 2011
Description
Mar 28, 2011
Reply to communication from the Examining Division
Mar 24, 2011
Amended claims with annotations
Mar 24, 2011
Claims
Mar 24, 2011
Description
Mar 24, 2011
Reply to communication from the Examining Division
Jan 24, 2011
Grant of extension of time limit (examination procedure)
Jan 14, 2011
Request for extension of time limit to communication from the Examining Division
Sep 24, 2010
Annex to the communication
Sep 24, 2010
Communication from the Examining Division
Aug 17, 2009
Brief communication to applicant/representative
Jul 24, 2009
Confirmation of revocation of automatic debit order
Nov 27, 2008
Communication of the registration of a transfer or change of name and/or address
Nov 21, 2008
Submission concerning change of applicant's name
Sep 4, 2008
CDS Clean up - amended data concerning the representative for the applicant
Oct 16, 2007
Communication confirming withdrawal from representation
Oct 16, 2007
Communication of amended entries concerning the representative
Oct 4, 2007
Request for change of representative
Oct 4, 2007
Request for change of representative
Sep 26, 2007
Communication of the registration of a transfer or change of name and/or address
Sep 19, 2007
Request for transfer of rights
Sep 19, 2007
Request for transfer of rights
Jul 13, 2007
Communication of amended entries concerning the representative
Jul 5, 2007
Request for change of representative
May 19, 2007
Request for change of representative
Sep 8, 2004
Notification on forthcoming publication of bibliographic data
Sep 6, 2004
Communication regarding possible amendment of claims/payment of claims fees
Aug 31, 2004
Communication to designated inventor
Aug 31, 2004
Communication to designated inventor
Jun 29, 2004
Request for entry into the European phase
Jun 10, 2004
Priority document (electronically transmitted)
May 25, 2004
Information on entry into European phase
Nov 28, 2003
Copy of the international preliminary examination report
Nov 7, 2003
Refund of fees (PCT)
Nov 3, 2003
International preliminary examination report - Automated
Nov 3, 2003
Notification of documents sent to WIPO
Nov 3, 2003
Transmittal of International Preliminary Examination Report
Aug 13, 2003
Notification of documents sent to WIPO
Aug 13, 2003
Notification of receipt of demand
Aug 13, 2003
Written opinion - Automated
Jul 23, 2003
PCT demand form
Jul 17, 2003
Copy of the international search report
Jul 17, 2003
Published international application - A1
Jul 17, 2003
Published international application - A1
Mar 12, 2003
Abstract
Mar 12, 2003
Claims
Mar 12, 2003
Description
Mar 12, 2003
Sequence listing

EP1468430

BAYER

Application Number: EP03729223A
Filing Date: Jan 7, 2003
Status: Revoked; Mar 22, 2019
Publication Date: Mar 16, 2016
External Links: Slate, Register , Google Patents