Hydrogen Storage Method And System

Patent No. EP2580156 (titled "Hydrogen Storage Method And System") was filed by Praxair Technology on May 12, 2011. The application was issued on Jul 1, 2020.

Patent Family

Statuses, jurisdictions and citation links are shared on request.

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
DEEP.KBB GMBH	Oct 4, 2017	RITTNER
INNOGY GAS STORAGE NWE	Oct 4, 2017	RICHLY & RITSCHEL PATENTANWALTE PARTG MBB
SIEMENS	Sep 28, 2017	-

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

Jun 5, 2020
Decision to maintain the European patent in amended form
Jun 5, 2020
Decision to maintain the European patent in amended form
Jun 5, 2020
Decision to maintain the European patent in amended form
Jun 5, 2020
Decision to maintain the European patent in amended form
Jun 3, 2020
Confirmation of revocation of automatic debit order
May 29, 2020
Termination of the opposition proceedings with maintenance of patent
May 28, 2020
Letter relating to the automatic debiting procedure
May 25, 2020
(Electronic) Receipt
May 25, 2020
Clean copy of description pages in the opposition procedure
May 25, 2020
Letter accompanying subsequently filed items
May 19, 2020
(Electronic) Receipt
May 19, 2020
(Electronic) Receipt
May 19, 2020
Clean copy of description pages in the opposition procedure
May 19, 2020
French translation of claims
May 19, 2020
German translation of the claims
May 19, 2020
Letter accompanying subsequently filed items
May 19, 2020
Letter accompanying subsequently filed items
Feb 13, 2020
Communication of bibliographic data
Feb 13, 2020
Communication to opponent concerning maintenance
Feb 13, 2020
Communication to opponent concerning maintenance
Feb 13, 2020
Communication to opponent concerning maintenance
Feb 13, 2020
Communication with request to file translations
Feb 7, 2020
Maintenance of the patent with the documents specified in the final decision
Oct 29, 2019
Advice of delivery
Oct 25, 2019
Advice of delivery
Oct 24, 2019
Advice of delivery
Oct 23, 2019
Advice of delivery
Oct 22, 2019
Advice of delivery
Oct 21, 2019
Advice of delivery
Oct 21, 2019
Advice of delivery
Oct 18, 2019
Advice of delivery
Oct 17, 2019
Acknowledgement of a document
Oct 17, 2019
Acknowledgement of a document
Oct 17, 2019
Acknowledgement of a document
Oct 17, 2019
Acknowledgement of a document
Oct 17, 2019
Annex to the communication - opposition
Oct 17, 2019
Decision of the Opposition Division and instruction
Oct 17, 2019
Grounds for the decision (Annex) - opposition
Oct 17, 2019
Interlocutory decision in opposition proceedings
Oct 17, 2019
Internal form - Opposition/addressees
Oct 17, 2019
Internal form - Opposition/addressees
Oct 17, 2019
Means of redress
Oct 17, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 17, 2019
Minutes of the oral proceedings (Opposition Division) - conclusion of the proceedings
Oct 17, 2019
Minutes of the oral proceedings (Opposition Division) - introduction of the parties
Oct 17, 2019
OPPODREX with handwritten amendments
Oct 17, 2019
Provision of a copy of the minutes - opposition procedure
Oct 17, 2019
Scanned annex to a communication - opposition procedure
Oct 17, 2019
Scanned annex to a communication - opposition procedure
Jun 24, 2019
Communication of the registration of a transfer or change of name and/or address
Jun 18, 2019
Submission concerning change of applicant's address
Apr 11, 2019
Information about the result of oral proceedings
Apr 10, 2019
Brief communication - Opposition proceedings
Apr 10, 2019
Brief communication - Opposition proceedings
Apr 10, 2019
Brief communication - Opposition proceedings
Apr 10, 2019
Communication of amended entries
Apr 4, 2019
Brief communication - Opposition proceedings
Apr 4, 2019
Brief communication - Opposition proceedings
Apr 4, 2019
Brief communication - Opposition proceedings
Apr 4, 2019
Written submission in preparation to/during oral proceedings
Apr 1, 2019
Request for transfer of rights - opponent
Mar 22, 2019
Brief communication - Opposition proceedings
Mar 22, 2019
Brief communication - Opposition proceedings
Mar 22, 2019
Brief communication - Opposition proceedings
Mar 19, 2019
(Electronic) Receipt
Mar 19, 2019
Letter accompanying subsequently filed items
Mar 19, 2019
Written submission in preparation to/during oral proceedings
Feb 12, 2019
Brief communication - Opposition proceedings
Feb 12, 2019
Brief communication - Opposition proceedings
Feb 12, 2019
Brief communication - Opposition proceedings
Feb 12, 2019
Brief communication - Opposition proceedings
Feb 11, 2019
Brief communication - Opposition proceedings
Feb 11, 2019
Brief communication - Opposition proceedings
Feb 11, 2019
Brief communication - Opposition proceedings
Feb 8, 2019
Brief communication - Opposition proceedings
Feb 8, 2019
Brief communication - Opposition proceedings
Feb 8, 2019
Brief communication - Opposition proceedings
Feb 7, 2019
(Electronic) Receipt
Feb 7, 2019
Brief communication - Opposition proceedings
Feb 7, 2019
Brief communication - Opposition proceedings
Feb 7, 2019
Brief communication - Opposition proceedings
Feb 7, 2019
Letter accompanying subsequently filed items
Feb 7, 2019
Written submission in preparation to/during oral proceedings
Feb 6, 2019
(Electronic) Receipt
Feb 6, 2019
Letter accompanying subsequently filed items
Feb 6, 2019
Written submission in preparation to/during oral proceedings
Feb 5, 2019
(Electronic) Receipt
Feb 5, 2019
Letter regarding the opposition procedure (no time limit)
Feb 5, 2019
Request for interpreters during oral proceedings
Feb 5, 2019
Request for interpreters during oral proceedings
Feb 4, 2019
(Electronic) Receipt
Feb 4, 2019
Letter accompanying subsequently filed items
Feb 4, 2019
Request for interpreters during oral proceedings
Jan 24, 2019
Brief communication - Opposition proceedings
Jan 24, 2019
Brief communication - Opposition proceedings
Jan 18, 2019
(Electronic) Receipt
Jan 18, 2019
Letter accompanying subsequently filed items
Jan 18, 2019
Request for interpreters during oral proceedings
Sep 17, 2018
Advice of delivery
Sep 14, 2018
Advice of delivery
Sep 14, 2018
Advice of delivery
Sep 13, 2018
Advice of delivery
Sep 13, 2018
Advice of delivery
Sep 13, 2018
Advice of delivery
Sep 12, 2018
Advice of delivery
Sep 11, 2018
Advice of delivery
Sep 10, 2018
Acknowledgement of a document
Sep 10, 2018
Acknowledgement of a document
Sep 10, 2018
Acknowledgement of a document
Sep 10, 2018
Acknowledgement of a document
Sep 10, 2018
Annex to the communication - opposition
Sep 10, 2018
Information concerning oral proceedings
Sep 10, 2018
Preparation for oral proceedings
Sep 10, 2018
Scanned annex to a communication - opposition procedure
Sep 10, 2018
Summons to attend oral proceedings
Sep 10, 2018
Summons to attend oral proceedings
Sep 10, 2018
Summons to attend oral proceedings
Sep 10, 2018
Summons to attend oral proceedings
May 22, 2018
Communication of amended entries
May 16, 2018
Communication of amended entries
May 16, 2018
Request concerning representative opponent
Apr 23, 2018
Request concerning representative opponent
Mar 13, 2018
Brief communication - Opposition proceedings
Mar 13, 2018
Brief communication - Opposition proceedings
Mar 13, 2018
Brief communication - Opposition proceedings
Mar 7, 2018
(Electronic) Receipt
Mar 7, 2018
Amended claims with annotations
Mar 7, 2018
Any annexes (other than citation) to an opposition letter
Mar 7, 2018
Any annexes (other than citation) to an opposition letter
Mar 7, 2018
Claims
Mar 7, 2018
Letter accompanying subsequently filed items
Mar 7, 2018
Reply of the patent proprietor to the notice(s) of opposition
Nov 9, 2017
Communication of a notice of opposition and request to file observations
Nov 9, 2017
Notice of further oppositions to opponent(s)
Nov 9, 2017
Notice of further oppositions to opponent(s)
Nov 9, 2017
Notice of further oppositions to opponent(s)
Oct 20, 2017
Communication of a notice of opposition - first information to patent proprietor
Oct 20, 2017
Communication of a notice of opposition - first information to patent proprietor
Oct 9, 2017
Communication of a notice of opposition - first information to patent proprietor
Oct 4, 2017
(Electronic) Receipt
Oct 4, 2017
(Electronic) Receipt
Oct 4, 2017
Authorisation
Oct 4, 2017
Citation in opposition procedure - 001
Oct 4, 2017
Citation in opposition procedure - 009
Oct 4, 2017
Citation in opposition procedure - 010
Oct 4, 2017
Citation in opposition procedure - 011
Oct 4, 2017
Citation in opposition procedure - 012
Oct 4, 2017
Citation in opposition procedure - 013
Oct 4, 2017
Citation in opposition procedure - 014
Oct 4, 2017
Citation in opposition procedure - 015
Oct 4, 2017
Citation in opposition procedure - 016
Oct 4, 2017
Citation in opposition procedure - 017
Oct 4, 2017
Consolidated list of cited opposition documents
Oct 4, 2017
Non-patent literature cited during the opposition procedure
Oct 4, 2017
Non-patent literature cited during the opposition procedure
Oct 4, 2017
Non-patent literature cited during the opposition procedure
Oct 4, 2017
Non-patent literature cited during the opposition procedure
Oct 4, 2017
Notice of opposition
Oct 4, 2017
Notice of opposition
Oct 4, 2017
Notice of opposition
Oct 4, 2017
Notice of opposition
Oct 4, 2017
Patent document cited during the opposition procedure
Sep 28, 2017
(Electronic) Receipt
Sep 28, 2017
Citation in opposition procedure - 002
Sep 28, 2017
Citation in opposition procedure - 003
Sep 28, 2017
Citation in opposition procedure - 004
Sep 28, 2017
Citation in opposition procedure - 005
Sep 28, 2017
Citation in opposition procedure - 006
Sep 28, 2017
Citation in opposition procedure - 007
Sep 28, 2017
Citation in opposition procedure - 008
Sep 28, 2017
Citation in opposition procedure - 018
Sep 28, 2017
Notice of opposition
Sep 28, 2017
Notice of opposition
Jan 4, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Dec 8, 2016
Decision to grant a European patent
Nov 29, 2016
Bibliographic data of the European patent application
Nov 29, 2016
Information about intention to grant a patent
Nov 29, 2016
Intention to grant (signatures)
Nov 29, 2016
Text intended for grant (clean copy)
Nov 29, 2016
Text intended for grant (version for approval)
Nov 16, 2016
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Nov 3, 2016
(Electronic) Receipt
Nov 3, 2016
Amended claims with annotations
Nov 3, 2016
Claims
Nov 3, 2016
French translation of claims
Nov 3, 2016
German translation of the claims
Nov 3, 2016
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Jun 24, 2016
Annex to the communication about intention to grant a European patent
Jun 24, 2016
Bibliographic data of the European patent application
Jun 24, 2016
Communication about intention to grant a European patent
Jun 24, 2016
Intention to grant (signatures)
Jun 24, 2016
Text intended for grant (clean copy)
Jun 24, 2016
Text intended for grant (version for approval)
Mar 22, 2016
(Electronic) Receipt
Mar 22, 2016
Amended claims with annotations
Mar 22, 2016
Claims
Mar 22, 2016
Claims
Mar 22, 2016
Description
Mar 22, 2016
Letter accompanying subsequently filed items
Mar 22, 2016
Reply to communication from the Examining Division
Nov 12, 2015
Annex to the communication
Nov 12, 2015
Communication from the Examining Division
Dec 5, 2014
(Electronic) Receipt
Dec 5, 2014
Amended claims with annotations
Dec 5, 2014
Claims
Dec 5, 2014
Description
Dec 5, 2014
Letter accompanying subsequently filed items
Dec 5, 2014
Reply to communication from the Examining Division
Aug 4, 2014
Annex to the communication
Aug 4, 2014
Communication from the Examining Division
Jul 25, 2014
Examination started
May 13, 2014
Submission concerning representation
Mar 28, 2014
CDS Clean up - amended data concerning the representative of the applicant (Association)
Aug 12, 2013
Amended claims filed after receipt of (European) search report
Aug 12, 2013
Amended claims with annotations
Aug 12, 2013
Amendments received before examination
Mar 20, 2013
Notification on forthcoming publication of bibliographic data
Feb 8, 2013
Communication regarding comments on written opinion/amendment of application/payment of claims fee
Jan 30, 2013
Communication to designated inventor
Jan 8, 2013
(Electronic) Receipt
Jan 8, 2013
Amended claims filed after receipt of (European) search report
Jan 8, 2013
Amended claims with annotations
Jan 8, 2013
Request for entry into the European phase
Jan 3, 2013
Copy of the international preliminary report on patentability
Oct 19, 2012
Information on entry into European phase
Jan 5, 2012
Priority document (electronically transmitted)
Dec 15, 2011
Copy of the international search report
Dec 15, 2011
Published international application - A1
Aug 3, 2011
Written opinion of the ISA, boxes No. I to VIII
Aug 3, 2011
Written opinion of the ISA, cover sheet
Aug 3, 2011
Written opinion of the ISA, supplemental box
May 27, 2011
Abstract
May 27, 2011
Claims
May 27, 2011
Description
May 27, 2011
Drawings

EP2580156

PRAXAIR TECHNOLOGY

Application Number: EP11722659A
Filing Date: May 12, 2011
Status: Patent Maintained As Amended; May 29, 2020
Publication Date: Jul 1, 2020
External Links: Slate, Register , Google Patents

IP Verse

Hydrogen Storage Method And System

Patent Summary

Patent Family

Patent Oppositions (3)

Dossier Documents

EP2580156