Particle Processing Systems And Methods For Normalization/Calibration Of Same

Patent No. EP2531832 (titled "Particle Processing Systems And Methods For Normalization/Calibration Of Same") was filed by Cytonomest on Feb 7, 2011. The application was issued on May 27, 2020.

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
ABS	Mar 1, 2021	CARPMAELS & RANSFORD

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

Get instant alerts for new documents

Jan 14, 2026
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Jan 14, 2026
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Dec 3, 2025
F3345 Forwarding of submissions to parties
Dec 2, 2025
(Electronic) Receipt
Dec 2, 2025
Letter accompanying subsequently filed items
Dec 2, 2025
Letter dealing with oral proceedings during the appeal procedure
Nov 25, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 25, 2025
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
Nov 4, 2025
F3011.1 Oral Proceedings: summons
Nov 4, 2025
F3011.1 Oral Proceedings: summons
Oct 30, 2025
F3010 Oral proceedings: order for summons
Oct 28, 2025
Composition of the board (T)
Dec 4, 2024
F3345 Forwarding of submissions to parties
Dec 2, 2024
(Electronic) Receipt
Dec 2, 2024
Letter accompanying subsequently filed items
Dec 2, 2024
Letter relating to Appeal Procedure
Oct 18, 2024
F3345 Forwarding of submissions to parties
Oct 16, 2024
(Electronic) Receipt
Oct 16, 2024
Letter accompanying subsequently filed items
Oct 16, 2024
Letter relating to Appeal Procedure
Aug 8, 2024
F3056 Communication: Change of Board due to the technical nature of the appeal
Aug 8, 2024
F3056 Communication: Change of Board due to the technical nature of the appeal
Apr 5, 2024
F3345 Forwarding of submissions to parties
Apr 2, 2024
(Electronic) Receipt
Apr 2, 2024
Letter accompanying subsequently filed items
Apr 2, 2024
Reply to appeal
Nov 30, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 28, 2023
F3004 Communication of the Registry
Nov 23, 2023
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Nov 20, 2023
(Electronic) Receipt
Nov 20, 2023
Amended claims with annotations
Nov 20, 2023
Amended claims with annotations
Nov 20, 2023
Amended claims with annotations
Nov 20, 2023
Amended claims with annotations
Nov 20, 2023
Amended claims with annotations
Nov 20, 2023
Amended claims with annotations
Nov 20, 2023
Annexes (other than cited documents) regarding appeal procedure
Nov 20, 2023
Auxiliary request during appeals procedure - 01
Nov 20, 2023
Auxiliary request during appeals procedure - 02
Nov 20, 2023
Auxiliary request during appeals procedure - 03
Nov 20, 2023
Auxiliary request during appeals procedure - 04
Nov 20, 2023
Auxiliary request during appeals procedure - 05
Nov 20, 2023
Letter accompanying subsequently filed items
Nov 20, 2023
Letter accompanying subsequently filed items
Nov 20, 2023
Main request during appeals procedure
Nov 20, 2023
Statement of grounds of appeal
Sep 20, 2023
F3204 Communication of the file number to the parties
Sep 20, 2023
F3204 Communication of the file number to the parties
Sep 14, 2023
(Electronic) Receipt
Sep 14, 2023
Letter accompanying subsequently filed items
Sep 14, 2023
Notice of appeal
Jul 19, 2023
Advice of delivery
Jul 18, 2023
Advice of delivery
Jul 18, 2023
Annex to the communication - opposition
Jul 18, 2023
Decision of the Opposition Division and instruction
Jul 18, 2023
Decision revoking the European patent
Jul 18, 2023
Decision revoking the European patent
Jul 18, 2023
Grounds for the decision (Annex) - opposition
Jul 18, 2023
Means of redress
Jul 18, 2023
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Jul 18, 2023
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Jul 18, 2023
Provision of a copy of the minutes - opposition procedure
Jul 18, 2023
Provision of a copy of the minutes - opposition procedure
Jul 18, 2023
Scanned annex to a communication - opposition procedure
Jul 18, 2023
Transmittal of decision / summons - opposition
Jul 18, 2023
Transmittal of decision / summons - opposition
Jun 29, 2023
Information about the result of oral proceedings
Jun 16, 2023
Brief communication - Opposition proceedings
Jun 15, 2023
(Electronic) Receipt
Jun 15, 2023
Letter accompanying subsequently filed items
Jun 15, 2023
Written submission in preparation to/during oral proceedings
Jun 2, 2023
(Electronic) Receipt
May 4, 2023
Brief communication - Opposition proceedings
May 3, 2023
Brief communication - Opposition proceedings
Apr 28, 2023
(Electronic) Receipt
Apr 28, 2023
(Electronic) Receipt
Apr 28, 2023
Auxiliary request during Opposition procedure
Apr 28, 2023
Auxiliary request during Opposition procedure
Apr 28, 2023
Auxiliary request during Opposition procedure
Apr 28, 2023
Auxiliary request during Opposition procedure
Apr 28, 2023
Auxiliary request during Opposition procedure
Apr 28, 2023
Auxiliary request during Opposition procedure - 01
Apr 28, 2023
Auxiliary request during Opposition procedure - 02
Apr 28, 2023
Auxiliary request during Opposition procedure - 03
Apr 28, 2023
Auxiliary request during Opposition procedure - 04
Apr 28, 2023
Auxiliary request during Opposition procedure - 05
Apr 28, 2023
Citation in opposition procedure - 011
Apr 28, 2023
Consolidated list of cited opposition documents
Apr 28, 2023
Letter accompanying subsequently filed items
Apr 28, 2023
Letter accompanying subsequently filed items
Apr 28, 2023
Main request during Opposition procedure
Apr 28, 2023
Main request during Opposition procedure
Apr 28, 2023
Written submission in preparation to/during oral proceedings
Apr 28, 2023
Written submission in preparation to/during oral proceedings
Apr 27, 2023
(Electronic) Receipt
Jan 10, 2023
Advice of delivery
Dec 23, 2022
(Electronic) Receipt
Dec 23, 2022
Advice of delivery
Dec 23, 2022
Letter accompanying subsequently filed items
Dec 20, 2022
Annex to the communication - opposition
Dec 20, 2022
Information concerning oral proceedings
Dec 20, 2022
Scanned annex to a communication - opposition procedure
Dec 20, 2022
Summons to attend oral proceedings
Dec 20, 2022
Summons to attend oral proceedings
Dec 20, 2022
Transmittal of decision / summons - opposition
Dec 20, 2022
Transmittal of decision / summons - opposition
Feb 23, 2022
Brief communication - Opposition proceedings
Feb 15, 2022
(Electronic) Receipt
Feb 15, 2022
Letter accompanying subsequently filed items
Feb 15, 2022
Letter regarding the opposition procedure (no time limit)
Aug 26, 2021
Document concerning representation
Aug 3, 2021
Brief communication - Opposition proceedings
Jul 28, 2021
(Electronic) Receipt
Jul 28, 2021
Auxiliary request during Opposition procedure
Jul 28, 2021
Auxiliary request during Opposition procedure
Jul 28, 2021
Auxiliary request during Opposition procedure - 01
Jul 28, 2021
Auxiliary request during Opposition procedure - 02
Jul 28, 2021
Citation in opposition procedure - 009
Jul 28, 2021
Citation in opposition procedure - 010
Jul 28, 2021
Letter accompanying subsequently filed items
Jul 28, 2021
Main request during Opposition procedure
Jul 28, 2021
Reply of the patent proprietor to the notice(s) of opposition
Mar 18, 2021
Communication of a notice of opposition and request to file observations
Mar 18, 2021
Notice of further oppositions to opponent(s)
Mar 5, 2021
Communication of a notice of opposition - first information to patent proprietor
Mar 1, 2021
(Electronic) Receipt
Mar 1, 2021
Citation in opposition procedure - 001
Mar 1, 2021
Citation in opposition procedure - 002
Mar 1, 2021
Citation in opposition procedure - 003
Mar 1, 2021
Citation in opposition procedure - 004
Mar 1, 2021
Citation in opposition procedure - 005
Mar 1, 2021
Citation in opposition procedure - 006
Mar 1, 2021
Citation in opposition procedure - 007
Mar 1, 2021
Citation in opposition procedure - 008
Mar 1, 2021
Notice of opposition
Mar 1, 2021
Notice of opposition
Mar 1, 2021
Notice of opposition
Jun 8, 2020
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
May 4, 2020
Decision to grant a European patent
Apr 14, 2020
(Electronic) Receipt
Apr 14, 2020
Filing of the translations of the claims
Apr 14, 2020
French translation of claims
Apr 14, 2020
German translation of the claims
Apr 14, 2020
Letter accompanying subsequently filed items
Dec 6, 2019
Bibliographic data of the European patent application
Dec 6, 2019
Communication about intention to grant a European patent
Dec 6, 2019
Intention to grant (signatures)
Dec 6, 2019
Text intended for grant (clean copy)
Dec 6, 2019
Text intended for grant (version for approval)
Jul 17, 2019
(Electronic) Receipt
Jul 17, 2019
Amended claims with annotations
Jul 17, 2019
Amended description with annotations
Jul 17, 2019
Claims
Jul 17, 2019
Description
Jul 17, 2019
Letter accompanying subsequently filed items
Jul 17, 2019
Reply to communication from the Examining Division
May 29, 2019
Grant of extension of time limit (examination procedure)
May 24, 2019
(Electronic) Receipt
May 24, 2019
Letter accompanying subsequently filed items
May 24, 2019
Request for extension of time limit to communication from the Examining Division
Jan 18, 2019
Communication of amended entries concerning the representative
Jan 16, 2019
Annex to the communication
Jan 16, 2019
Communication from the Examining Division
Jan 11, 2019
Letter accompanying subsequently filed items
Jan 11, 2019
Submission concerning change of applicant's representative
Dec 19, 2018
(Electronic) Receipt
Dec 19, 2018
Amended claims with annotations
Dec 19, 2018
Amended claims with annotations
Dec 19, 2018
Amended claims with annotations
Dec 19, 2018
Claims
Dec 19, 2018
Claims
Dec 19, 2018
Claims
Dec 19, 2018
Letter accompanying subsequently filed items
Dec 19, 2018
Reply to communication from the Examining Division
Oct 22, 2018
Grant of extension of time limit (examination procedure)
Oct 15, 2018
(Electronic) Receipt
Oct 15, 2018
Request for extension of time limit to communication from the Examining Division
Aug 9, 2018
Annex to the communication
Aug 9, 2018
Brief communication to applicant/representative
Aug 9, 2018
Communication from the Examining Division
Jul 31, 2018
Acknowledgement of receipt of third party observations
Jul 31, 2018
Transmittal of third party observations to applicant
Jul 20, 2018
Observations by third parties
Jul 20, 2018
Observations by third parties
Jun 5, 2018
Communication of the registration of a transfer or change of name and/or address
May 29, 2018
Submission concerning change of applicant's address
May 3, 2018
Bibliographic data of the European patent application
May 3, 2018
Communication about intention to grant a European patent
May 3, 2018
Intention to grant (signatures)
May 3, 2018
Text intended for grant (clean copy)
May 3, 2018
Text intended for grant (version for approval)
Dec 20, 2017
(Electronic) Receipt
Dec 20, 2017
Amended claims with annotations
Dec 20, 2017
Amended description with annotations
Dec 20, 2017
Claims
Dec 20, 2017
Description
Dec 20, 2017
Letter accompanying subsequently filed items
Dec 20, 2017
Reply to communication from the Examining Division
Aug 18, 2017
Grant of extension of time limit (examination procedure)
Aug 11, 2017
(Electronic) Receipt
Aug 11, 2017
Letter accompanying subsequently filed items
Aug 11, 2017
Request for extension of time limit to communication from the Examining Division
Jun 12, 2017
Annex to the communication
Jun 12, 2017
Communication from the Examining Division
Mar 16, 2017
Communication of amended entries concerning the representative
Mar 10, 2017
Submission concerning change of applicant's representative
Nov 30, 2016
(Electronic) Receipt
Nov 30, 2016
Amended claims with annotations
Nov 30, 2016
Amended description with annotations
Nov 30, 2016
Claims
Nov 30, 2016
Description
Nov 30, 2016
Letter accompanying subsequently filed items
Nov 30, 2016
Reply to communication from the Examining Division
Sep 22, 2016
Grant of extension of time limit (examination procedure)
Sep 19, 2016
(Electronic) Receipt
Sep 19, 2016
Letter accompanying subsequently filed items
Sep 19, 2016
Request for extension of time limit to communication from the Examining Division
May 20, 2016
Annex to the communication
May 20, 2016
Communication from the Examining Division
Feb 9, 2016
(Electronic) Receipt
Feb 9, 2016
Amended claims with annotations
Feb 9, 2016
Amended description with annotations
Feb 9, 2016
Claims
Feb 9, 2016
Description
Feb 9, 2016
Letter accompanying subsequently filed items
Feb 9, 2016
Reply to communication from the Examining Division
Nov 23, 2015
Communication of amended entries concerning the representative
Nov 10, 2015
(Electronic) Receipt
Nov 10, 2015
Letter accompanying subsequently filed items
Nov 10, 2015
Submission concerning change of applicant's representative
Nov 5, 2015
Annex to the communication
Nov 5, 2015
Consultation by telephone/in person
Nov 5, 2015
Result of consultation by telephone/in person
Nov 4, 2015
Annex to the communication
Nov 4, 2015
Consultation by telephone/in person
Nov 4, 2015
Result of consultation by telephone/in person
Oct 8, 2015
Annex to the communication
Oct 8, 2015
Communication from the Examining Division
May 28, 2015
Refusal of request for extension of time limit
May 26, 2015
(Electronic) Receipt
May 26, 2015
Amended claims with annotations
May 26, 2015
Amended description with annotations
May 26, 2015
Claims
May 26, 2015
Description
May 26, 2015
Letter accompanying subsequently filed items
May 26, 2015
Reply to communication from the Examining Division
May 22, 2015
(Electronic) Receipt
May 22, 2015
Letter accompanying subsequently filed items
May 22, 2015
Request for extension of time limit to communication from the Examining Division
Mar 26, 2015
Grant of extension of time limit (examination procedure)
Mar 23, 2015
(Electronic) Receipt
Mar 23, 2015
Letter accompanying subsequently filed items
Mar 23, 2015
Request for extension of time limit to communication from the Examining Division
Nov 13, 2014
Annex to the communication
Nov 13, 2014
Communication from the Examining Division
Nov 7, 2014
Examination started
Feb 25, 2014
(Electronic) Receipt
Feb 25, 2014
Enquiry as to when a communication from the Examining Division can be expected
Feb 25, 2014
Letter accompanying subsequently filed items
Feb 13, 2014
Communication confirming withdrawal from representation
Feb 13, 2014
Communication of amended entries concerning the representative
Jan 21, 2014
Authorisation
Jan 21, 2014
Letter accompanying subsequently filed items
Jan 21, 2014
Submission concerning change of applicant's representative
Jan 9, 2014
Submission concerning change of applicant's representative
Mar 12, 2013
(Electronic) Receipt
Mar 12, 2013
Amended claims filed after receipt of (European) search report
Mar 12, 2013
Amended claims with annotations
Mar 12, 2013
Amendments received before examination
Mar 12, 2013
Letter accompanying subsequently filed items
Nov 14, 2012
Notification on forthcoming publication of bibliographic data
Oct 2, 2012
Invitation to indicate correct address of inventor
Sep 25, 2012
Letter which had not been notified
Sep 12, 2012
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Sep 10, 2012
Communication to designated inventor
Sep 10, 2012
Communication to designated inventor
Sep 10, 2012
Communication to designated inventor
Aug 23, 2012
(Electronic) Receipt
Aug 23, 2012
Request for entry into the European phase
Aug 23, 2012
Submission concerning representation
Aug 22, 2012
Copy of the international preliminary report on patentability
Jun 15, 2012
Information on entry into European phase
Sep 29, 2011
Copy of the international search report
Sep 29, 2011
International publication of the international search report
Aug 30, 2011
Priority document (electronically transmitted)
Aug 11, 2011
Published international application - A2
Jul 28, 2011
Written opinion of the ISA, boxes No. I to VIII
Jul 28, 2011
Written opinion of the ISA, cover sheet
Jul 28, 2011
Written opinion of the ISA, supplemental box

EP2531832

CYTONOMEST

Application Number: EP11707946A
Filing Date: Feb 7, 2011
Status: Granted And Under Opposition; Apr 24, 2020
Publication Date: May 27, 2020
External Links: Slate, Register , Google Patents

IP Verse

Particle Processing Systems And Methods For Normalization/Calibration Of Same

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP2531832