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Silicone Hydrogels Having A Structure Formed Via Controlled Reaction Kinetics

Patent No. EP2794723 (titled "Silicone Hydrogels Having A Structure Formed Via Controlled Reaction Kinetics") was filed by Johnson & Johnson Vision Care on Dec 20, 2012. The application was issued on Jun 4, 2025.

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
ALCON	Jan 24, 2020	BREUER

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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May 9, 2025
Decision to maintain the European patent in amended form
May 9, 2025
Decision to maintain the European patent in amended form
May 1, 2025
(Electronic) Receipt
May 1, 2025
Filing of the translation of the amended claims
May 1, 2025
French translation of claims
May 1, 2025
German translation of the claims
May 1, 2025
Letter accompanying subsequently filed items
Mar 3, 2025
Communication of bibliographic data
Mar 3, 2025
Communication to opponent concerning maintenance
Mar 3, 2025
Communication with request to file translations
Feb 26, 2025
Maintenance of the patent with the documents specified in the final decision
Feb 13, 2025
(Electronic) Receipt
Feb 13, 2025
Letter accompanying subsequently filed items
Feb 13, 2025
Letter regarding the opposition procedure (no time limit)
May 6, 2024
Brief communication - Opposition proceedings
May 6, 2024
Brief communication - Opposition proceedings
May 6, 2024
Decision of the Opposition Division and instruction
May 6, 2024
Druckexemplar in opposition procedure
May 6, 2024
Grounds for the decision (Annex) - opposition
May 6, 2024
Interlocutory decision in opposition proceedings
May 6, 2024
Interlocutory decision in opposition proceedings
May 6, 2024
Means of redress
Dec 19, 2023
Annex to the communication - opposition
Dec 19, 2023
Brief communication - Opposition proceedings
Dec 19, 2023
Brief communication - Opposition proceedings
Dec 19, 2023
Communication inviting the parties to file observations
Dec 19, 2023
Communication inviting the parties to file observations
Dec 11, 2023
Brief communication - Opposition proceedings
Dec 5, 2023
(Electronic) Receipt
Dec 5, 2023
Amended description with annotations
Dec 5, 2023
Auxiliary request during Opposition procedure
Dec 5, 2023
Auxiliary request during Opposition procedure - 08
Dec 5, 2023
Description
Dec 5, 2023
Letter accompanying subsequently filed items
Dec 5, 2023
Letter regarding the opposition procedure (no time limit)
Nov 29, 2023
F3936 Acknowledgement of receipt Board of Appeal
Nov 24, 2023
Decision of the Board of Appeal
Nov 24, 2023
Decision of the Board of Appeal
Nov 24, 2023
F3032 Notification(s) of the decision
Nov 24, 2023
F3032 Notification(s) of the decision
Oct 26, 2023
F3013 Oral Proceedings: Forwarding minutes
Oct 26, 2023
F3013 Oral Proceedings: Forwarding minutes
Oct 26, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Oct 26, 2023
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Sep 26, 2023
F3345 Forwarding of submissions to parties
Sep 26, 2023
F3345 Forwarding of submissions to parties
Sep 20, 2023
(Electronic) Receipt
Sep 20, 2023
(Electronic) Receipt
Sep 20, 2023
Letter accompanying subsequently filed items
Sep 20, 2023
Letter accompanying subsequently filed items
Sep 20, 2023
Letter dealing with oral proceedings during the appeal procedure
Sep 20, 2023
Request for interpreters during oral proceedings
Sep 4, 2023
F3345 Forwarding of submissions to parties
Aug 31, 2023
(Electronic) Receipt
Aug 31, 2023
Letter accompanying subsequently filed items
Aug 31, 2023
Letter dealing with oral proceedings during the appeal procedure
Jul 28, 2023
Advice of delivery
Jul 26, 2023
Oral proceedings: change of venue
Jul 26, 2023
Oral proceedings: change of venue
Jul 25, 2023
F3345 Forwarding of submissions to parties
Jul 19, 2023
(Electronic) Receipt
Jul 19, 2023
Letter accompanying subsequently filed items
Jul 19, 2023
Letter dealing with oral proceedings during the appeal procedure
Jul 14, 2023
F3345 Forwarding of submissions to parties
Jul 13, 2023
(Electronic) Receipt
Jul 13, 2023
Letter dealing with oral proceedings during the appeal procedure
Jul 13, 2023
Letter dealing with oral proceedings during the appeal procedure
May 16, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 16, 2023
F3305 Communication of the Board of Appeal (ex parte/ inter partes)
May 16, 2023
F3345 Forwarding of submissions to parties
May 12, 2023
(Electronic) Receipt
May 12, 2023
F3936 Acknowledgement of receipt Board of Appeal
May 12, 2023
Letter dealing with oral proceedings during the appeal procedure
May 12, 2023
Letter dealing with oral proceedings during the appeal procedure
May 10, 2023
F3004 Communication of the Registry
May 10, 2023
F3004 Communication of the Registry
May 10, 2023
F3011.1 Oral Proceedings: summons
May 10, 2023
F3011.1 Oral Proceedings: summons
May 5, 2023
F3010 Oral proceedings: order for summons
May 5, 2023
F3303.16 Change of composition of the Board (T)
Jan 21, 2022
F3345 Forwarding of submissions to parties
Jan 18, 2022
(Electronic) Receipt
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Amended claims with annotations
Jan 18, 2022
Auxiliary request during appeals procedure - 01
Jan 18, 2022
Auxiliary request during appeals procedure - 02
Jan 18, 2022
Auxiliary request during appeals procedure - 03
Jan 18, 2022
Auxiliary request during appeals procedure - 04
Jan 18, 2022
Auxiliary request during appeals procedure - 05
Jan 18, 2022
Auxiliary request during appeals procedure - 06
Jan 18, 2022
Auxiliary request during appeals procedure - 07
Jan 18, 2022
Auxiliary request during appeals procedure - 08
Jan 18, 2022
Auxiliary request during appeals procedure - 09
Jan 18, 2022
Auxiliary request during appeals procedure - 10
Jan 18, 2022
Auxiliary request during appeals procedure - 11
Jan 18, 2022
Auxiliary request during appeals procedure - 12
Jan 18, 2022
Auxiliary request during appeals procedure - 13
Jan 18, 2022
Auxiliary request during appeals procedure - 14
Jan 18, 2022
Auxiliary request during appeals procedure - 15
Jan 18, 2022
Auxiliary request during appeals procedure - 16
Jan 18, 2022
Letter accompanying subsequently filed items
Jan 18, 2022
Letter relating to Appeal Procedure
Jan 18, 2022
Main request during appeals procedure
Jan 18, 2022
Reply to appeal
Nov 26, 2021
Composition of the board (T)
Sep 16, 2021
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Sep 13, 2021
(Electronic) Receipt
Sep 13, 2021
Letter accompanying subsequently filed items
Sep 13, 2021
Statement of grounds of appeal
Jul 19, 2021
F3204 Communication of the file number to the parties
Jul 19, 2021
F3204 Communication of the file number to the parties
Jul 13, 2021
(Electronic) Receipt
Jul 13, 2021
Letter accompanying subsequently filed items
Jul 13, 2021
Letter regarding the opposition procedure (no time limit)
Jul 12, 2021
(Electronic) Receipt
Jul 12, 2021
Letter accompanying subsequently filed items
Jul 12, 2021
Notice of appeal
May 11, 2021
Advice of delivery
May 6, 2021
Advice of delivery
May 3, 2021
Annex to the communication - opposition
May 3, 2021
Decision of the Opposition Division and instruction
May 3, 2021
Druckexemplar in opposition procedure
May 3, 2021
Grounds for the decision (Annex) - opposition
May 3, 2021
Interlocutory decision in opposition proceedings
May 3, 2021
Internal form - Opposition/addressees
May 3, 2021
Internal form - Opposition/addressees
May 3, 2021
Means of redress
May 3, 2021
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 3, 2021
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 3, 2021
Provision of a copy of the minutes - opposition procedure
May 3, 2021
Transmittal of decision / summons - opposition
May 3, 2021
Transmittal of decision / summons - opposition
Mar 2, 2021
Information about the result of oral proceedings
Feb 9, 2021
Brief communication - Opposition proceedings
Feb 3, 2021
(Electronic) Receipt
Feb 3, 2021
Auxiliary request during Opposition procedure
Feb 3, 2021
Auxiliary request during Opposition procedure
Feb 3, 2021
Auxiliary request during Opposition procedure - 08
Feb 3, 2021
Auxiliary request during Opposition procedure - 09
Feb 3, 2021
Letter accompanying subsequently filed items
Feb 3, 2021
Written submission in preparation to/during oral proceedings
Feb 2, 2021
(Electronic) Receipt
Feb 2, 2021
Letter accompanying subsequently filed items
Jan 29, 2021
(Electronic) Receipt
Jan 18, 2021
Brief communication - Opposition proceedings
Jan 18, 2021
Brief communication - Opposition proceedings
Jan 13, 2021
Consolidated list of cited opposition documents
Dec 23, 2020
(Electronic) Receipt
Dec 23, 2020
Citation in opposition procedure - 021
Dec 23, 2020
Citation in opposition procedure - 022
Dec 23, 2020
Citation in opposition procedure - 023
Dec 23, 2020
Citation in opposition procedure - 024
Dec 23, 2020
Letter accompanying subsequently filed items
Dec 23, 2020
Request for interpreters during oral proceedings
Dec 23, 2020
Written submission in preparation to/during oral proceedings
Dec 23, 2020
Written submission in preparation to/during oral proceedings
Dec 10, 2020
Notification concerning the date of oral proceedings
Dec 10, 2020
Notification concerning the date of oral proceedings
Jul 24, 2020
Advice of delivery
Jul 17, 2020
Advice of delivery
Jul 13, 2020
Acknowledgement of a document
Jul 13, 2020
Acknowledgement of a document
Jul 13, 2020
Annex to the communication - opposition
Jul 13, 2020
Information concerning oral proceedings
Jul 13, 2020
Summons to attend oral proceedings
Jul 13, 2020
Summons to attend oral proceedings
Jun 17, 2020
Brief communication - Opposition proceedings
Jun 9, 2020
(Electronic) Receipt
Jun 9, 2020
Auxiliary request during Opposition procedure
Jun 9, 2020
Auxiliary request during Opposition procedure
Jun 9, 2020
Auxiliary request during Opposition procedure
Jun 9, 2020
Auxiliary request during Opposition procedure
Jun 9, 2020
Auxiliary request during Opposition procedure
Jun 9, 2020
Auxiliary request during Opposition procedure
Jun 9, 2020
Auxiliary request during Opposition procedure
Jun 9, 2020
Auxiliary request during Opposition procedure - 01
Jun 9, 2020
Auxiliary request during Opposition procedure - 02
Jun 9, 2020
Auxiliary request during Opposition procedure - 03
Jun 9, 2020
Auxiliary request during Opposition procedure - 04
Jun 9, 2020
Auxiliary request during Opposition procedure - 05
Jun 9, 2020
Auxiliary request during Opposition procedure - 06
Jun 9, 2020
Auxiliary request during Opposition procedure - 07
Jun 9, 2020
Letter accompanying subsequently filed items
Jun 9, 2020
Main request during Opposition procedure
Jun 9, 2020
Main request during Opposition procedure
Jun 9, 2020
Reply of the patent proprietor to the notice(s) of opposition
Jun 9, 2020
Reply of the patent proprietor to the notice(s) of opposition
Feb 28, 2020
(Electronic) Receipt
Feb 28, 2020
Letter accompanying subsequently filed items
Feb 28, 2020
Letter regarding the opposition procedure (no time limit)
Feb 7, 2020
Communication of a notice of opposition and request to file observations
Feb 7, 2020
Notice of further oppositions to opponent(s)
Feb 3, 2020
Communication of a notice of opposition - first information to patent proprietor
Jan 24, 2020
Citation in opposition procedure - 001
Jan 24, 2020
Citation in opposition procedure - 002
Jan 24, 2020
Citation in opposition procedure - 003
Jan 24, 2020
Citation in opposition procedure - 004
Jan 24, 2020
Citation in opposition procedure - 005
Jan 24, 2020
Citation in opposition procedure - 006
Jan 24, 2020
Citation in opposition procedure - 007
Jan 24, 2020
Citation in opposition procedure - 008
Jan 24, 2020
Citation in opposition procedure - 009
Jan 24, 2020
Citation in opposition procedure - 010
Jan 24, 2020
Citation in opposition procedure - 011
Jan 24, 2020
Citation in opposition procedure - 012
Jan 24, 2020
Citation in opposition procedure - 013
Jan 24, 2020
Citation in opposition procedure - 014
Jan 24, 2020
Citation in opposition procedure - 015
Jan 24, 2020
Citation in opposition procedure - 016
Jan 24, 2020
Citation in opposition procedure - 017
Jan 24, 2020
Citation in opposition procedure - 018
Jan 24, 2020
Citation in opposition procedure - 019
Jan 24, 2020
Citation in opposition procedure - 020
Jan 24, 2020
Notice of opposition
Aug 22, 2019
Communication concerning correction of publication errors in European patent specification
Aug 14, 2019
Request for correction of the publication
Aug 10, 2019
Communication concerning correction of publication errors in European patent specification
Aug 1, 2019
(Electronic) Receipt
Aug 1, 2019
Amended description with annotations
Aug 1, 2019
Description
Aug 1, 2019
Description
Aug 1, 2019
Letter accompanying subsequently filed items
Aug 1, 2019
Request for correction of the publication
May 7, 2019
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Mar 28, 2019
Decision to grant a European patent
Mar 15, 2019
(Electronic) Receipt
Mar 15, 2019
Filing of the translations of the claims
Mar 15, 2019
French translation of claims
Mar 15, 2019
German translation of the claims
Mar 15, 2019
Letter accompanying subsequently filed items
Dec 3, 2018
Bibliographic data of the European patent application
Dec 3, 2018
Communication about intention to grant a European patent
Dec 3, 2018
Intention to grant (signatures)
Dec 3, 2018
Text intended for grant (clean copy)
Dec 3, 2018
Text intended for grant (version for approval)
Oct 31, 2018
(Electronic) Receipt
Oct 31, 2018
Amended claims with annotations
Oct 31, 2018
Amended description with annotations
Oct 31, 2018
Claims
Oct 31, 2018
Description
Oct 31, 2018
Letter accompanying subsequently filed items
Oct 31, 2018
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jul 23, 2018
Bibliographic data of the European patent application
Jul 23, 2018
Communication about intention to grant a European patent
Jul 23, 2018
Intention to grant (signatures)
Jul 23, 2018
Text intended for grant (clean copy)
Jul 23, 2018
Text intended for grant (version for approval)
Jun 4, 2018
(Electronic) Receipt
Jun 4, 2018
Amended claims with annotations
Jun 4, 2018
Claims
Jun 4, 2018
Letter accompanying subsequently filed items
Jun 4, 2018
Reply to communication from the Examining Division
Feb 26, 2018
Annex to the communication
Feb 26, 2018
Consultation by telephone/in person
Feb 26, 2018
Result of consultation by telephone/in person
Feb 1, 2018
Annex to the communication
Feb 1, 2018
Communication from the Examining Division
Jan 8, 2018
(Electronic) Receipt
Jan 8, 2018
Amended claims with annotations
Jan 8, 2018
Amended description with annotations
Jan 8, 2018
Claims
Jan 8, 2018
Description
Jan 8, 2018
Letter accompanying subsequently filed items
Jan 8, 2018
Reply to communication from the Examining Division
Nov 13, 2017
Grant of extension of time limit (examination procedure)
Nov 8, 2017
(Electronic) Receipt
Nov 8, 2017
Request for extension of time limit to communication from the Examining Division
Jun 30, 2017
Annex to the communication
Jun 30, 2017
Communication from the Examining Division
Jun 26, 2017
Examination started
Mar 6, 2017
Notification regarding date of start of examination with possibility to withdraw
Feb 24, 2015
(Electronic) Receipt
Feb 24, 2015
Amended claims filed after receipt of (European) search report
Feb 24, 2015
Amended claims with annotations
Feb 24, 2015
Amended description filed after receipt of (European) search report
Feb 24, 2015
Amended description filed after receipt of (European) search report
Feb 24, 2015
Amended description with annotations
Feb 24, 2015
Amendments received before examination
Feb 24, 2015
Letter accompanying subsequently filed items
Oct 1, 2014
Notification on forthcoming publication of bibliographic data
Aug 14, 2014
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Aug 12, 2014
Communication to designated inventor
Aug 12, 2014
Communication to designated inventor
Aug 12, 2014
Communication to designated inventor
Aug 12, 2014
Communication to designated inventor
Jul 17, 2014
(Electronic) Receipt
Jul 17, 2014
Request for entry into the European phase
Jul 7, 2014
Copy of the international preliminary report on patentability
Jul 1, 2014
Notification of the recording of a change
May 6, 2014
Information on entry into European phase
Sep 14, 2013
Priority document (electronically transmitted)
Sep 14, 2013
Priority document (electronically transmitted)
Jun 27, 2013
Copy of the international search report
Jun 27, 2013
International publication (Pamphlet)
Jun 27, 2013
Published international application - A1
Mar 15, 2013
Written opinion of the ISA, boxes No. I to VIII
Mar 15, 2013
Written opinion of the ISA, cover sheet
Mar 15, 2013
Written opinion of the ISA, supplemental box
Jan 11, 2013
Abstract
Jan 11, 2013
Claims
Jan 11, 2013
Description
Jan 11, 2013
Drawings
Jan 11, 2013
Submission concerning representation

EP2794723

JOHNSON & JOHNSON VISION CARE

Application Number: EP12815930A
Filing Date: Dec 20, 2012
Status: Patent Maintained As Amended; May 2, 2025
Publication Date: Jun 4, 2025
External Links: Slate, Register , Google Patents