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Size-Based Analysis Of Fetal Dna Fraction In Maternal Plasma

Patent No. EP3354748 (titled "Size-Based Analysis Of Fetal Dna Fraction In Maternal Plasma") was filed by The Chinese University OF Hong Kong on Mar 8, 2013. The application was issued on Oct 16, 2019.

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
JAMES POOLE	Jul 16, 2020	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

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Aug 25, 2022
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Aug 25, 2022
Communication to the parties concerning the termination of the opposition proceedings (proprietor)
Aug 22, 2022
Termination of the opposition proceedings with revocation of patent
May 11, 2022
Annex to the communication - opposition
May 11, 2022
Decision of the Opposition Division and instruction
May 11, 2022
Decision revoking the European patent
May 11, 2022
Decision revoking the European patent
May 11, 2022
Grounds for the decision (Annex) - opposition
May 11, 2022
Means of redress
May 11, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 11, 2022
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 11, 2022
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 11, 2022
Provision of a copy of the minutes - opposition procedure
May 11, 2022
Provision of a copy of the minutes - opposition procedure
May 11, 2022
Scanned annex to a communication - opposition procedure
May 11, 2022
Scanned annex to a communication - opposition procedure
May 11, 2022
Transmittal of decision / summons - opposition
May 11, 2022
Transmittal of decision / summons - opposition
Mar 16, 2022
Information about the result of oral proceedings
Mar 2, 2022
(Electronic) Receipt
Jan 24, 2022
Brief communication - Opposition proceedings
Jan 21, 2022
Brief communication - Opposition proceedings
Jan 14, 2022
(Electronic) Receipt
Jan 14, 2022
(Electronic) Receipt
Jan 14, 2022
Amended description with annotations
Jan 14, 2022
Amended description with annotations
Jan 14, 2022
Amended description with annotations
Jan 14, 2022
Amended description with annotations
Jan 14, 2022
Amended description with annotations
Jan 14, 2022
Amended description with annotations
Jan 14, 2022
Amended description with annotations
Jan 14, 2022
Amended description with annotations
Jan 14, 2022
Auxiliary request during Opposition procedure
Jan 14, 2022
Auxiliary request during Opposition procedure
Jan 14, 2022
Auxiliary request during Opposition procedure
Jan 14, 2022
Auxiliary request during Opposition procedure
Jan 14, 2022
Auxiliary request during Opposition procedure
Jan 14, 2022
Auxiliary request during Opposition procedure
Jan 14, 2022
Auxiliary request during Opposition procedure
Jan 14, 2022
Auxiliary request during Opposition procedure
Jan 14, 2022
Auxiliary request during Opposition procedure - 01
Jan 14, 2022
Auxiliary request during Opposition procedure - 02
Jan 14, 2022
Auxiliary request during Opposition procedure - 03
Jan 14, 2022
Auxiliary request during Opposition procedure - 04
Jan 14, 2022
Auxiliary request during Opposition procedure - 05
Jan 14, 2022
Auxiliary request during Opposition procedure - 06
Jan 14, 2022
Auxiliary request during Opposition procedure - 07
Jan 14, 2022
Auxiliary request during Opposition procedure - 08
Jan 14, 2022
Consolidated list of cited opposition documents
Jan 14, 2022
Description
Jan 14, 2022
Description
Jan 14, 2022
Description
Jan 14, 2022
Description
Jan 14, 2022
Description
Jan 14, 2022
Description
Jan 14, 2022
Description
Jan 14, 2022
Description
Jan 14, 2022
Letter accompanying subsequently filed items
Jan 14, 2022
Letter accompanying subsequently filed items
Jan 14, 2022
Non-patent literature cited during the opposition procedure
Jan 14, 2022
Non-patent literature cited during the opposition procedure
Jan 14, 2022
Patent document cited during the opposition procedure
Jan 14, 2022
Written submission in preparation to/during oral proceedings
Jan 14, 2022
Written submission in preparation to/during oral proceedings
Dec 9, 2021
Notification concerning the date of oral proceedings
Dec 9, 2021
Notification concerning the date of oral proceedings
Aug 5, 2021
Letter accompanying subsequently filed items
Aug 5, 2021
Request for change of opponent's representative
May 13, 2021
Advice of delivery
May 7, 2021
(Electronic) Receipt
May 7, 2021
Advice of delivery
May 7, 2021
Letter accompanying subsequently filed items
Apr 29, 2021
Annex to the communication - opposition
Apr 29, 2021
Information concerning oral proceedings
Apr 29, 2021
Transmittal of decision / summons - opposition
Apr 29, 2021
Transmittal of decision / summons - opposition
Dec 22, 2020
Brief communication - Opposition proceedings
Dec 9, 2020
(Electronic) Receipt
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure
Dec 9, 2020
Auxiliary request during Opposition procedure - 01
Dec 9, 2020
Auxiliary request during Opposition procedure - 02
Dec 9, 2020
Auxiliary request during Opposition procedure - 03
Dec 9, 2020
Auxiliary request during Opposition procedure - 04
Dec 9, 2020
Auxiliary request during Opposition procedure - 05
Dec 9, 2020
Auxiliary request during Opposition procedure - 06
Dec 9, 2020
Auxiliary request during Opposition procedure - 07
Dec 9, 2020
Auxiliary request during Opposition procedure - 08
Dec 9, 2020
Auxiliary request during Opposition procedure - 09
Dec 9, 2020
Auxiliary request during Opposition procedure - 10
Dec 9, 2020
Auxiliary request during Opposition procedure - 11
Dec 9, 2020
Auxiliary request during Opposition procedure - 12
Dec 9, 2020
Auxiliary request during Opposition procedure - 13
Dec 9, 2020
Auxiliary request during Opposition procedure - 14
Dec 9, 2020
Letter accompanying subsequently filed items
Dec 9, 2020
Main request during Opposition procedure
Dec 9, 2020
Main request during Opposition procedure
Dec 9, 2020
Reply of the patent proprietor to the notice(s) of opposition
Oct 12, 2020
Brief communication - Opposition proceedings
Oct 12, 2020
Communication confirming withdrawal from representation
Oct 12, 2020
Communication of amended entries concerning the representative
Oct 7, 2020
(Electronic) Receipt
Oct 7, 2020
Letter accompanying subsequently filed items
Oct 7, 2020
Submission concerning change of proprietor's representative
Oct 6, 2020
(Electronic) Receipt
Oct 6, 2020
Letter accompanying subsequently filed items
Oct 6, 2020
Submission concerning change of proprietor's representative
Jul 30, 2020
Communication of a notice of opposition and request to file observations
Jul 30, 2020
Notice of further oppositions to opponent(s)
Jul 23, 2020
Communication of a notice of opposition - first information to patent proprietor
Jul 16, 2020
(Electronic) Receipt
Jul 16, 2020
Citation in opposition procedure - 001
Jul 16, 2020
Citation in opposition procedure - 002
Jul 16, 2020
Citation in opposition procedure - 003
Jul 16, 2020
Citation in opposition procedure - 004
Jul 16, 2020
Citation in opposition procedure - 005
Jul 16, 2020
Citation in opposition procedure - 006
Jul 16, 2020
Citation in opposition procedure - 007
Jul 16, 2020
Citation in opposition procedure - 008
Jul 16, 2020
Citation in opposition procedure - 009
Jul 16, 2020
Citation in opposition procedure - 010
Jul 16, 2020
Citation in opposition procedure - 011
Jul 16, 2020
Citation in opposition procedure - 012
Jul 16, 2020
Citation in opposition procedure - 013
Jul 16, 2020
Consolidated list of cited opposition documents
Jul 16, 2020
Notice of opposition
Jul 16, 2020
Notice of opposition
Oct 28, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Sep 19, 2019
Decision to grant a European patent
Aug 23, 2019
(Electronic) Receipt
Aug 23, 2019
Filing of the translations of the claims
Aug 23, 2019
French translation of claims
Aug 23, 2019
German translation of the claims
Aug 23, 2019
Letter accompanying subsequently filed items
Apr 18, 2019
Bibliographic data of the European patent application
Apr 18, 2019
Communication about intention to grant a European patent
Apr 18, 2019
Intention to grant (signatures)
Apr 18, 2019
Text intended for grant (clean copy)
Apr 18, 2019
Text intended for grant (version for approval)
Apr 8, 2019
Bibliographic data of the European patent application
Feb 26, 2019
Examination started
Jan 30, 2019
(Electronic) Receipt
Jan 30, 2019
Amended claims filed after receipt of (European) search report
Jan 30, 2019
Amended claims with annotations
Jan 30, 2019
Amended description filed after receipt of (European) search report
Jan 30, 2019
Amended description with annotations
Jan 30, 2019
Amendments received before examination
Jan 30, 2019
Letter accompanying subsequently filed items
Aug 6, 2018
Reminder period for payment of examination fee/designation fee and correction of deficiencies in Written Opinion/amendment
Jul 4, 2018
Notification of forthcoming publication
May 30, 2018
Refund of fees
May 25, 2018
Communication regarding the transmission of the European search report
May 25, 2018
European search opinion
May 25, 2018
European search report
May 25, 2018
Information on Search Strategy
May 15, 2018
Search started
Mar 23, 2018
(Electronic) Receipt
Mar 23, 2018
Letter accompanying subsequently filed items
Mar 23, 2018
Letter concerning fees and payments
Mar 20, 2018
(Electronic) Receipt
Mar 20, 2018
Claims
Mar 20, 2018
Letter accompanying subsequently filed items
Mar 20, 2018
Matter concerning the application
Feb 14, 2018
Communication to designated inventor
Feb 14, 2018
Communication to designated inventor
Feb 14, 2018
Communication to designated inventor
Feb 14, 2018
Communication to designated inventor
Feb 14, 2018
Communication to designated inventor
Feb 14, 2018
Communication to designated inventor
Jan 24, 2018
Invitation to file claims
Dec 21, 2017
Abstract
Dec 21, 2017
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Dec 21, 2017
Description
Dec 21, 2017
Designation of inventor
Dec 21, 2017
Drawings
Dec 21, 2017
Request for grant of a European patent (divisional application)
Oct 1, 2013
Priority document (electronically transmitted)
Oct 1, 2013
Priority document (electronically transmitted)

EP3354748

THE CHINESE UNIVERSITY OF HONG KONG

Application Number: EP17209781A
Filing Date: Mar 8, 2013
Status: Revoked; Aug 26, 2022
Publication Date: Oct 16, 2019
External Links: Slate, Register , Google Patents