Sample Dilution For Chromatography Of Multiple Process Streams

Patent No. EP2257355 (titled "Sample Dilution For Chromatography Of Multiple Process Streams") was filed by Waters on Feb 25, 2009. The application was issued on Jan 11, 2017.

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
AGILENT	Oct 11, 2017	DILG

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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Jul 19, 2022
Termination of the opposition proceedings with revocation of patent
Sep 6, 2021
Advice of delivery
Sep 3, 2021
Refund of fees
Sep 1, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 1, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Sep 1, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Sep 1, 2021
F3324 Closure of the appeal proceedings: withdrawal of the appeal/ application/ opposition
Aug 27, 2021
F3014 Oral Proceedings: Order cancelling/postponing
Aug 26, 2021
(Electronic) Receipt
Aug 26, 2021
Letter accompanying subsequently filed items
Aug 26, 2021
Withdrawal of an appeal
Jul 26, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jul 26, 2021
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Mar 3, 2021
Advice of delivery
Mar 2, 2021
Advice of delivery
Feb 24, 2021
F3011.1 Oral Proceedings: summons
Feb 24, 2021
F3011.1 Oral Proceedings: summons
Feb 19, 2021
F3010 Oral proceedings: order for summons
Feb 19, 2021
F3303.16 Change of composition of the Board (T)
Sep 18, 2020
Communication of amended entries concerning the representative
Sep 18, 2020
F3345 Forwarding of submissions to parties
Sep 14, 2020
Letter accompanying subsequently filed items
Sep 14, 2020
Letter accompanying subsequently filed items
Sep 14, 2020
Submission concerning change of applicant's representative
Feb 4, 2020
Composition of the board (T)
Jan 15, 2020
F3057 Communication: Change of responsibility of a Board of Appeal
Jan 15, 2020
F3057 Communication: Change of responsibility of a Board of Appeal
Jan 10, 2020
F3345 Forwarding of submissions to parties
Dec 19, 2019
(Electronic) Receipt
Dec 19, 2019
Annexes (other than cited documents) regarding appeal procedure
Dec 19, 2019
Letter accompanying subsequently filed items
Dec 19, 2019
Reply to appeal
Aug 14, 2019
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Aug 8, 2019
(Electronic) Receipt
Aug 8, 2019
Annexes (other than cited documents) regarding appeal procedure
Aug 8, 2019
Annexes (other than cited documents) regarding appeal procedure
Aug 8, 2019
Annexes (other than cited documents) regarding appeal procedure
Aug 8, 2019
Letter accompanying subsequently filed items
Aug 8, 2019
Statement of grounds of appeal
Aug 8, 2019
Statement of grounds of appeal
Jun 12, 2019
F3204 Communication of the file number to the parties
Jun 12, 2019
F3204 Communication of the file number to the parties
May 31, 2019
(Electronic) Receipt
May 31, 2019
Letter accompanying subsequently filed items
May 31, 2019
Notice of appeal
May 31, 2019
Processing of an appeal
Apr 8, 2019
Advice of delivery
Apr 8, 2019
Advice of delivery
Apr 8, 2019
Advice of delivery
Apr 5, 2019
Advice of delivery
Apr 4, 2019
Acknowledgement of a document
Apr 4, 2019
Acknowledgement of a document
Apr 4, 2019
Annex to the communication - opposition
Apr 4, 2019
Decision of the Opposition Division and instruction
Apr 4, 2019
Decision revoking the European patent
Apr 4, 2019
Grounds for the decision (Annex) - opposition
Apr 4, 2019
Internal form - Opposition/addressees
Apr 4, 2019
Internal form - Opposition/addressees
Apr 4, 2019
Means of redress
Apr 4, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 4, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Apr 4, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Apr 4, 2019
Provision of a copy of the minutes - opposition procedure
Apr 4, 2019
Scanned annex to a communication - opposition procedure
Apr 4, 2019
Scanned annex to a communication - opposition procedure
Feb 8, 2019
Information about the result of oral proceedings
Feb 4, 2019
Brief communication - Opposition proceedings
Jan 25, 2019
(Electronic) Receipt
Jan 25, 2019
Letter accompanying subsequently filed items
Jan 25, 2019
Letter regarding the opposition procedure (no time limit)
Dec 13, 2018
Brief communication - Opposition proceedings
Dec 13, 2018
Brief communication - Opposition proceedings
Dec 12, 2018
Brief communication - Opposition proceedings
Dec 10, 2018
(Electronic) Receipt
Dec 10, 2018
Letter accompanying subsequently filed items
Dec 10, 2018
Letter regarding the opposition procedure (no time limit)
Dec 10, 2018
Non-patent literature cited during the opposition procedure
Dec 10, 2018
Non-patent literature cited during the opposition procedure
Dec 7, 2018
(Electronic) Receipt
Dec 7, 2018
Amended claims with annotations
Dec 7, 2018
Amended claims with annotations
Dec 7, 2018
Amended claims with annotations
Dec 7, 2018
Amended claims with annotations
Dec 7, 2018
Amended description with annotations
Dec 7, 2018
Claims
Dec 7, 2018
Claims
Dec 7, 2018
Claims
Dec 7, 2018
Claims
Dec 7, 2018
Description
Dec 7, 2018
Letter accompanying subsequently filed items
Dec 7, 2018
Letter regarding the opposition procedure (no time limit)
Dec 6, 2018
Brief communication - Opposition proceedings
Dec 5, 2018
Request for interpreters during oral proceedings
Dec 3, 2018
Request for interpreters during oral proceedings
Jul 26, 2018
Advice of delivery
Jul 26, 2018
Advice of delivery
Jul 24, 2018
Advice of delivery
Jul 24, 2018
Advice of delivery
Jul 20, 2018
Acknowledgement of a document
Jul 20, 2018
Acknowledgement of a document
Jul 20, 2018
Annex to the communication - opposition
Jul 20, 2018
Information concerning oral proceedings
Jul 20, 2018
Preparation for oral proceedings
Jul 20, 2018
Summons to attend oral proceedings
Jul 20, 2018
Summons to attend oral proceedings
Jul 5, 2018
Brief communication - Opposition proceedings
Jul 2, 2018
(Electronic) Receipt
Jul 2, 2018
Letter accompanying subsequently filed items
Jul 2, 2018
Letter regarding the opposition procedure (no time limit)
Apr 4, 2018
Brief communication - Opposition proceedings
Mar 27, 2018
(Electronic) Receipt
Mar 27, 2018
Amended claims with annotations
Mar 27, 2018
Amended description with annotations
Mar 27, 2018
Any annexes (other than citation) to an opposition letter
Mar 27, 2018
Claims
Mar 27, 2018
Description
Mar 27, 2018
Letter accompanying subsequently filed items
Mar 27, 2018
Reply of the patent proprietor to the notice(s) of opposition
Nov 17, 2017
Communication of a notice of opposition and request to file observations
Nov 17, 2017
Notice of further oppositions to opponent(s)
Nov 14, 2017
Communication of amended entries concerning the representative
Nov 7, 2017
Submission concerning change of applicant's representative
Nov 6, 2017
Submission concerning change of applicant's representative
Oct 26, 2017
Communication of a notice of opposition - first information to patent proprietor
Oct 11, 2017
Non-patent literature cited during the opposition procedure
Oct 11, 2017
Non-patent literature cited during the opposition procedure
Oct 11, 2017
Non-patent literature cited during the opposition procedure
Oct 11, 2017
Notice of opposition
Oct 11, 2017
Notice of opposition
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Patent document cited during the opposition procedure
Oct 11, 2017
Payment of fees and costs
Oct 11, 2017
Translation of the evidence during Opposition procedure
Oct 11, 2017
Translation of the evidence during Opposition procedure
Oct 11, 2017
Translation of the evidence during Opposition procedure
Jan 11, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 15, 2016
Decision to grant a European patent
Nov 25, 2016
(Electronic) Receipt
Nov 25, 2016
Filing of the translations of the claims
Nov 25, 2016
French translation of claims
Nov 25, 2016
German translation of the claims
Nov 25, 2016
Letter accompanying subsequently filed items
Aug 4, 2016
Bibliographic data of the European patent application
Aug 4, 2016
Communication about intention to grant a European patent
Aug 4, 2016
Intention to grant (signatures)
Aug 4, 2016
Text intended for grant (clean copy)
Aug 4, 2016
Text intended for grant (version for approval)
Jul 1, 2016
Examination started
Aug 19, 2015
Response to enquiry for communication from the Examining Division
Aug 13, 2015
(Electronic) Receipt
Aug 13, 2015
Enquiry as to when a communication from the Examining Division can be expected
Aug 13, 2015
Letter accompanying subsequently filed items
May 21, 2013
Communication of amended entries concerning the representative
May 16, 2013
Submission concerning change of applicant's representative
May 10, 2013
Submission concerning change of applicant's representative
Jan 3, 2012
Amended claims filed after receipt of (European) search report
Jan 3, 2012
Amended claims with annotations
Jan 3, 2012
Amendments received before examination
Jul 1, 2011
Invitation to declare maintenance of the application and to correct deficiencies in the Written Opinion/amend application
Jun 14, 2011
Communication regarding the transmission of the European search report
Jun 14, 2011
European search opinion
Jun 14, 2011
Supplementary European search report
Nov 10, 2010
Notification on forthcoming publication of bibliographic data
Oct 11, 2010
Communication regarding possible amendment of the application/payment of claims fee
Sep 16, 2010
Copy of the international preliminary report on patentability
Aug 25, 2010
Invitation to file authorisation
Aug 24, 2010
Authorisation
Aug 24, 2010
Matter concerning the application
Aug 11, 2010
Request for entry into the European phase
Jul 16, 2010
Information on entry into European phase
Jan 7, 2010
Copy of the international search report
Jan 7, 2010
International publication of the international search report
Oct 1, 2009
Priority document (electronically transmitted)
Sep 11, 2009
Published international application - A2

EP2257355

WATERS

Application Number: EP09716970A
Filing Date: Feb 25, 2009
Status: Revoked; Jul 22, 2022
Publication Date: Jan 11, 2017
External Links: Slate, Register , Google Patents

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Sample Dilution For Chromatography Of Multiple Process Streams

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Dossier Documents

EP2257355