IP Verse

Method And Apparatus For Separating Air By Cyrogenic Distillation

Patent No. EP2795215 (titled "Method And Apparatus For Separating Air By Cyrogenic Distillation") was filed by Lair Liquide Socit Anonyme Pour Letude ET Lexploitation DES Procds Georges Claude on Dec 13, 2012. The application was issued on Mar 23, 2016.

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
LINDE	Dec 22, 2016	IMHOF

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

Nov 25, 2021
Termination of the opposition proceedings with maintenance of patent
Nov 22, 2021
F3936 Acknowledgement of receipt Board of Appeal
Nov 18, 2021
Decision of the Board of Appeal
Nov 18, 2021
F3032 Notification(s) of the decision
Nov 18, 2021
F3032 Notification(s) of the decision
Nov 11, 2021
F3013 Oral Proceedings: Forwarding minutes
Nov 11, 2021
F3013 Oral Proceedings: Forwarding minutes
Nov 11, 2021
F3316 Oral Proceedings: Minutes (Appellant: Opponent)
Nov 5, 2021
F3345 Forwarding of submissions to parties
Nov 2, 2021
(Electronic) Receipt
Nov 2, 2021
Letter accompanying subsequently filed items
Nov 2, 2021
Letter dealing with oral proceedings during the appeal procedure
Oct 29, 2021
F3022 Oral proceedings: change of board composition
Oct 29, 2021
F3022 Oral proceedings: change of board composition
Oct 26, 2021
F3303.16 Change of composition of the Board (T)
Sep 7, 2021
F3345 Forwarding of submissions to parties
Sep 2, 2021
(Electronic) Receipt
Sep 2, 2021
Letter accompanying subsequently filed items
Sep 2, 2021
Request for interpreters during oral proceedings
Apr 21, 2021
F3936 Acknowledgement of receipt Board of Appeal
Apr 15, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 15, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Apr 14, 2021
(Electronic) Receipt
Apr 14, 2021
Advice of delivery
Apr 14, 2021
Letter accompanying subsequently filed items
Apr 12, 2021
F3014 Oral Proceedings: Order cancelling/postponing
Apr 12, 2021
F3017 Oral Proceedings: Notification of cancellation/postponing
Mar 26, 2021
F3345 Forwarding of submissions to parties
Mar 22, 2021
(Electronic) Receipt
Mar 22, 2021
Letter accompanying subsequently filed items
Mar 22, 2021
Letter dealing with oral proceedings during the appeal procedure
Mar 22, 2021
Non-Patent Literature cited during the appeal procedure
Mar 22, 2021
Non-Patent Literature cited during the appeal procedure
Mar 16, 2021
(Electronic) Receipt
Mar 16, 2021
F3936 Acknowledgement of receipt Board of Appeal
Mar 16, 2021
Letter accompanying subsequently filed items
Feb 25, 2021
F3936 Acknowledgement of receipt Board of Appeal
Feb 24, 2021
F3345 Forwarding of submissions to parties
Feb 24, 2021
Oral proceedings: change of venue
Feb 24, 2021
Oral proceedings: change of venue
Feb 22, 2021
F3345 Forwarding of submissions to parties
Feb 19, 2021
(Electronic) Receipt
Feb 19, 2021
Amended description with annotations
Feb 19, 2021
Description
Feb 19, 2021
Description
Feb 19, 2021
Description
Feb 19, 2021
Description
Feb 19, 2021
Letter accompanying subsequently filed items
Feb 19, 2021
Letter dealing with oral proceedings during the appeal procedure
Feb 17, 2021
(Electronic) Receipt
Feb 17, 2021
Letter accompanying subsequently filed items
Feb 17, 2021
Letter dealing with oral proceedings during the appeal procedure
Feb 16, 2021
(Electronic) Receipt
Feb 16, 2021
Letter accompanying subsequently filed items
Feb 16, 2021
Letter dealing with oral proceedings during the appeal procedure
Feb 15, 2021
F3345 Forwarding of submissions to parties
Feb 9, 2021
(Electronic) Receipt
Feb 9, 2021
Letter accompanying subsequently filed items
Feb 9, 2021
Request for interpreters during oral proceedings
Nov 10, 2020
Communication of amended entries concerning the representative
Nov 3, 2020
F3303.17 Change of the composition of the Board (T), in case Chairman is a legal member
Nov 3, 2020
Letter accompanying subsequently filed items
Nov 3, 2020
Submission concerning change of applicant's representative
Jul 1, 2020
F3936 Acknowledgement of receipt Board of Appeal
Jul 1, 2020
F3936 Acknowledgement of receipt Board of Appeal
Jun 29, 2020
F3011.1 Oral Proceedings: summons
Jun 29, 2020
F3011.1 Oral Proceedings: summons
Jun 29, 2020
F3350 Communication regarding oral proceedings (art. 15 Rules of Procedure of the Boards of Appeal)
Jun 24, 2020
F3010 Oral proceedings: order for summons
Jun 22, 2020
F3345 Forwarding of submissions to parties
Jun 19, 2020
Communication of amended entries
May 13, 2020
Request for change of name -opponent
May 12, 2020
Annexes in respect of a client data request
May 12, 2020
Annexes in respect of a client data request
May 12, 2020
Request for change of name -opponent
Feb 14, 2020
F3303.16 Change of composition of the Board (T)
Jul 3, 2019
F3303.14 Composition of the Board (T), in case Chairman is a legal member
Feb 14, 2019
F3345 Forwarding of submissions to parties
Feb 8, 2019
(Electronic) Receipt
Feb 8, 2019
Amended claims with annotations
Feb 8, 2019
Claims
Feb 8, 2019
Claims
Feb 8, 2019
Claims
Feb 8, 2019
Claims
Feb 8, 2019
Letter accompanying subsequently filed items
Feb 8, 2019
Non-Patent Literature cited during the appeal procedure
Feb 8, 2019
Reply to appeal
Oct 1, 2018
F3344 Setting time limit for reply/ file observations to appeal (inter partes)
Sep 24, 2018
Non-Patent Literature cited during the appeal procedure
Sep 24, 2018
Non-Patent Literature cited during the appeal procedure
Sep 24, 2018
Non-Patent Literature cited during the appeal procedure
Sep 24, 2018
Non-scannable object
Sep 24, 2018
Non-scannable object
Sep 24, 2018
Non-scannable object
Sep 24, 2018
Statement of grounds of appeal
Sep 19, 2018
Statement of grounds of appeal
Jul 18, 2018
F3204 Communication of the file number to the parties
Jul 18, 2018
F3204 Communication of the file number to the parties
Jul 10, 2018
Processing of an appeal
Jul 6, 2018
Letter concerning fees and payments
Jul 6, 2018
Notice of appeal
May 22, 2018
Advice of delivery
May 15, 2018
Advice of delivery
May 14, 2018
Advice of delivery
May 14, 2018
Advice of delivery
May 9, 2018
Acknowledgement of a document
May 9, 2018
Acknowledgement of a document
May 9, 2018
Annex to the communication - opposition
May 9, 2018
Decision of the Opposition Division and instruction
May 9, 2018
Decision rejecting the opposition
May 9, 2018
Grounds for the decision (Annex) - opposition
May 9, 2018
Internal form - Opposition/addressees
May 9, 2018
Internal form - Opposition/addressees
May 9, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 9, 2018
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
May 9, 2018
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
May 9, 2018
Provision of a copy of the minutes - opposition procedure
Apr 19, 2018
Brief communication - Opposition proceedings
Apr 17, 2018
Information about the result of oral proceedings
Apr 13, 2018
(Electronic) Receipt
Apr 13, 2018
Letter accompanying subsequently filed items
Apr 13, 2018
Non-patent literature cited during the opposition procedure
Apr 13, 2018
Written submission in preparation to/during oral proceedings
Apr 11, 2018
Brief communication - Opposition proceedings
Apr 5, 2018
(Electronic) Receipt
Apr 5, 2018
Amended claims with annotations
Apr 5, 2018
Claims
Apr 5, 2018
Letter accompanying subsequently filed items
Apr 5, 2018
Written submission in preparation to/during oral proceedings
Mar 23, 2018
Brief communication - Opposition proceedings
Mar 21, 2018
Brief communication - Opposition proceedings
Mar 21, 2018
Brief communication - Opposition proceedings
Mar 20, 2018
(Electronic) Receipt
Mar 20, 2018
Letter accompanying subsequently filed items
Mar 20, 2018
Request for interpreters during oral proceedings
Mar 16, 2018
Request for interpreters during oral proceedings
Mar 6, 2018
Brief communication - Opposition proceedings
Mar 6, 2018
Brief communication - Opposition proceedings
Feb 27, 2018
Brief communication - Opposition proceedings
Feb 22, 2018
Brief communication - Opposition proceedings
Feb 21, 2018
Non-patent literature cited during the opposition procedure
Feb 21, 2018
Non-patent literature cited during the opposition procedure
Feb 21, 2018
Non-patent literature cited during the opposition procedure
Feb 21, 2018
Non-scannable object
Feb 21, 2018
Non-scannable object
Feb 21, 2018
Written submission in preparation to/during oral proceedings
Feb 19, 2018
Brief communication - Opposition proceedings
Feb 16, 2018
Written submission in preparation to/during oral proceedings
Feb 13, 2018
Request for interpreters during oral proceedings
Jan 16, 2018
Brief communication - Opposition proceedings
Jan 9, 2018
(Electronic) Receipt
Jan 9, 2018
Letter accompanying subsequently filed items
Jan 9, 2018
Request for interpreters during oral proceedings
Dec 15, 2017
Communication of amended entries
Dec 11, 2017
Brief communication - Opposition proceedings
Dec 4, 2017
Request concerning representative opponent
Nov 22, 2017
Advice of delivery
Nov 21, 2017
Advice of delivery
Nov 16, 2017
Advice of delivery
Nov 14, 2017
Advice of delivery
Nov 13, 2017
Acknowledgement of a document
Nov 13, 2017
Acknowledgement of a document
Nov 13, 2017
Annex to the communication - opposition
Nov 13, 2017
Information concerning oral proceedings
Nov 13, 2017
Preparation for oral proceedings
Nov 13, 2017
Summons to attend oral proceedings
Nov 13, 2017
Summons to attend oral proceedings
Nov 8, 2017
Information about the result of oral proceedings
Aug 8, 2017
Request concerning representative opponent
Jun 16, 2017
Brief communication - Opposition proceedings
Jun 8, 2017
Letter regarding the opposition procedure (no time limit)
Jun 8, 2017
Patent document cited during the opposition procedure
Jun 8, 2017
Patent document cited during the opposition procedure
Jun 8, 2017
Patent document cited during the opposition procedure
May 30, 2017
Request for documents
May 29, 2017
Brief communication - Opposition proceedings
May 23, 2017
(Electronic) Receipt
May 23, 2017
Auxiliary request during Opposition procedure
May 23, 2017
Auxiliary request during Opposition procedure
May 23, 2017
Auxiliary request during Opposition procedure
May 23, 2017
Auxiliary request during Opposition procedure
May 23, 2017
Auxiliary request during Opposition procedure
May 23, 2017
Auxiliary request during Opposition procedure
May 23, 2017
Auxiliary request during Opposition procedure
May 23, 2017
Auxiliary request during Opposition procedure
May 23, 2017
Letter accompanying subsequently filed items
May 23, 2017
Reply of the patent proprietor to the notice(s) of opposition
Jan 27, 2017
Communication of a notice of opposition and request to file observations
Jan 27, 2017
Notice of further oppositions to opponent(s)
Jan 23, 2017
Communication of a notice of opposition - first information to patent proprietor
Dec 22, 2016
Letter concerning fees and payments
Dec 22, 2016
Letter regarding the opposition procedure (no time limit)
Dec 22, 2016
Non-patent literature cited during the examination procedure
Dec 22, 2016
Non-scannable object
Dec 22, 2016
Non-scannable object
Dec 22, 2016
Non-scannable object
Mar 24, 2016
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Feb 25, 2016
Decision to grant a European patent
Nov 2, 2015
(Electronic) Receipt
Nov 2, 2015
English translation of the claims
Nov 2, 2015
Filing of the translations of the claims
Nov 2, 2015
German translation of the claims
Nov 2, 2015
Letter accompanying subsequently filed items
Aug 5, 2015
Bibliographic data of the European patent application
Aug 5, 2015
Communication about intention to grant a European patent
Aug 5, 2015
Intention to grant (signatures)
Aug 5, 2015
Text intended for grant
Jun 25, 2015
Examination started
Feb 3, 2015
(Electronic) Receipt
Feb 3, 2015
Amended claims filed after receipt of (European) search report
Feb 3, 2015
Amended claims with annotations
Feb 3, 2015
Amended description filed after receipt of (European) search report
Feb 3, 2015
Amended description with annotations
Feb 3, 2015
Amendments received before examination
Feb 3, 2015
Letter accompanying subsequently filed items
Oct 1, 2014
Notification on forthcoming publication of bibliographic data
Aug 8, 2014
Communication concerning correction of deficiencies in written opinion/amendment of application/payment of claims fee
Aug 1, 2014
Priority search results copy provided by EPO
Jul 29, 2014
Communication to designated inventor
Jul 7, 2014
Copy of the international preliminary report on patentability
May 27, 2014
(Electronic) Receipt
May 27, 2014
Request for entry into the European phase
May 6, 2014
Information on entry into European phase
Jul 17, 2013
Priority document (electronically transmitted)
Jun 27, 2013
Copy of the international search report
Jun 27, 2013
Copy of the international search report
Jun 27, 2013
Published international application - A1
Mar 4, 2013
Written opinion of the ISA, boxes No. I to VIII
Mar 4, 2013
Written opinion of the ISA, cover sheet
Mar 4, 2013
Written opinion of the ISA, supplemental box
Jan 17, 2013
Submission concerning representation
Dec 13, 2012
Abstract
Dec 13, 2012
Claims
Dec 13, 2012
Description
Dec 13, 2012
Drawings

EP2795215

LAIR LIQUIDE SOCIT ANONYME POUR LETUDE ET LEXPLOITATION DES PROCDS GEORGES CLAUDE

Application Number: EP12815737A
Filing Date: Dec 13, 2012
Status: Opposition Rejected; Nov 26, 2021
Publication Date: Mar 23, 2016
External Links: Slate, Register , Google Patents