Enzymatic Process For Obtaining Increased Yield Of Lactobionic Acid

Patent No. EP1753297 (titled "Enzymatic Process For Obtaining Increased Yield Of Lactobionic Acid") was filed by CHR Hansen on May 2, 2005. The application was issued on Sep 27, 2017.

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
DUPONT NUTRITION BIOSCIENCES APS	Jun 26, 2018	D YOUNG

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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Feb 18, 2021
Communication to the parties concerning termination of the opposition proceedings - opposition rejected - no appeal lodged
Feb 18, 2021
Communication to the parties concerning the termination of the opposition proceedings (opponent)
Feb 15, 2021
Termination of the opposition proceedings with maintenance of patent
Nov 13, 2020
(Electronic) Receipt
Nov 13, 2020
Advice of delivery
Nov 10, 2020
(Electronic) Receipt
Nov 10, 2020
Advice of delivery
Nov 10, 2020
Letter accompanying subsequently filed items
Nov 4, 2020
Acknowledgement of a document
Nov 4, 2020
Acknowledgement of a document
Nov 4, 2020
Decision of the Opposition Division and instruction
Nov 4, 2020
Decision rejecting the opposition
Nov 4, 2020
Decision rejecting the opposition
Nov 4, 2020
Grounds for the decision (Annex) - opposition
Nov 4, 2020
Internal form - Opposition/addressees
Nov 4, 2020
Means of redress
Oct 28, 2020
Brief communication - Opposition proceedings
Oct 22, 2020
(Electronic) Receipt
Oct 22, 2020
Letter accompanying subsequently filed items
Oct 22, 2020
Withdrawal of a request for oral proceedings
Sep 15, 2020
Brief communication - Opposition proceedings
Sep 7, 2020
(Electronic) Receipt
Sep 7, 2020
Letter accompanying subsequently filed items
Sep 7, 2020
Reply to an examination report in opposition proceedings
Sep 3, 2020
(Electronic) Receipt
Sep 3, 2020
Advice of delivery
Sep 1, 2020
Brief communication - Opposition proceedings
Aug 25, 2020
(Electronic) Receipt
Aug 25, 2020
Advice of delivery
Aug 25, 2020
Communication inviting the parties to file observations
Aug 25, 2020
Communication inviting the parties to file observations
Aug 25, 2020
Letter accompanying subsequently filed items
Aug 24, 2020
Notification concerning the date of oral proceedings
Aug 24, 2020
Notification concerning the date of oral proceedings
Aug 20, 2020
Brief communication - Opposition proceedings
Aug 20, 2020
Brief communication - Opposition proceedings
Aug 18, 2020
(Electronic) Receipt
Aug 18, 2020
Any annexes (other than citation) to an opposition letter
Aug 18, 2020
Any annexes (other than citation) to an opposition letter
Aug 18, 2020
Any annexes (other than citation) to an opposition letter
Aug 18, 2020
Any annexes (other than citation) to an opposition letter
Aug 18, 2020
Any annexes (other than citation) to an opposition letter
Aug 18, 2020
Any annexes (other than citation) to an opposition letter
Aug 18, 2020
Any annexes (other than citation) to an opposition letter
Aug 18, 2020
Letter accompanying subsequently filed items
Aug 18, 2020
Letter regarding the opposition procedure (no time limit)
Aug 14, 2020
(Electronic) Receipt
Aug 14, 2020
Letter accompanying subsequently filed items
Aug 14, 2020
Oral proceedings: reply to date proposed
Aug 13, 2020
(Electronic) Receipt
Aug 13, 2020
Letter accompanying subsequently filed items
Jul 22, 2020
(Electronic) Receipt
Jul 22, 2020
Advice of delivery
Jul 20, 2020
(Electronic) Receipt
Jul 20, 2020
Advice of delivery
Jul 20, 2020
Letter accompanying subsequently filed items
Jul 17, 2020
Notification concerning the date of oral proceedings
Jul 17, 2020
Notification concerning the date of oral proceedings
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
Summons to attend oral proceedings
Jul 13, 2020
Summons to attend oral proceedings
Jul 6, 2020
Oral proceedings: reply to date proposed
Jul 2, 2020
(Electronic) Receipt
Jul 2, 2020
Letter accompanying subsequently filed items
Jul 2, 2020
Letter regarding the opposition procedure (no time limit)
Jul 2, 2020
Oral proceedings: reply to date proposed
Jul 2, 2020
Oral proceedings: reply to date proposed
Jul 1, 2020
Oral proceedings: reply to date proposed
Jun 30, 2020
Oral proceedings: reply to date proposed
Jun 30, 2020
Oral proceedings: reply to date proposed
Jun 26, 2020
Brief communication - Opposition proceedings
Jun 26, 2020
Brief communication - Opposition proceedings
Jun 24, 2020
Oral proceedings: reply to date proposed
Jun 24, 2020
Oral proceedings: reply to date proposed
Mar 24, 2020
Brief communication - Opposition proceedings
Mar 24, 2020
Grounds for the decision (Annex) - opposition
Mar 24, 2020
Notification concerning the date of oral proceedings
Mar 24, 2020
Notification concerning the date of oral proceedings
Mar 20, 2020
(Electronic) Receipt
Mar 20, 2020
Letter accompanying subsequently filed items
Mar 20, 2020
Written submission in preparation to/during oral proceedings
Mar 19, 2020
(Electronic) Receipt
Mar 19, 2020
Letter accompanying subsequently filed items
Mar 19, 2020
Oral proceedings: Request for postponement
Feb 12, 2020
Brief communication - Opposition proceedings
Feb 6, 2020
(Electronic) Receipt
Feb 6, 2020
(Electronic) Receipt
Feb 6, 2020
Amended claims with annotations
Feb 6, 2020
Amended claims with annotations
Feb 6, 2020
Any annexes (other than citation) to an opposition letter
Feb 6, 2020
Any annexes (other than citation) to an opposition letter
Feb 6, 2020
Claims
Feb 6, 2020
Claims
Feb 6, 2020
Letter accompanying subsequently filed items
Feb 6, 2020
Letter accompanying subsequently filed items
Feb 6, 2020
Letter regarding the opposition procedure (no time limit)
Feb 6, 2020
Non-patent literature cited during the opposition procedure
Feb 6, 2020
Non-patent literature cited during the opposition procedure
Feb 6, 2020
Non-patent literature cited during the opposition procedure
Feb 6, 2020
Written submission in preparation to/during oral proceedings
Sep 24, 2019
Advice of delivery
Sep 18, 2019
Advice of delivery
Sep 9, 2019
Advice of delivery
Sep 5, 2019
Acknowledgement of a document
Sep 5, 2019
Acknowledgement of a document
Sep 5, 2019
Annex to the communication - opposition
Sep 5, 2019
Information concerning oral proceedings
Sep 5, 2019
Information concerning oral proceedings
Sep 5, 2019
Summons to attend oral proceedings
Sep 5, 2019
Summons to attend oral proceedings
May 7, 2019
Brief communication - Opposition proceedings
May 2, 2019
(Electronic) Receipt
May 2, 2019
Letter accompanying subsequently filed items
May 2, 2019
Letter regarding the opposition procedure (no time limit)
Mar 28, 2019
Brief communication - Opposition proceedings
Mar 21, 2019
(Electronic) Receipt
Mar 21, 2019
Letter accompanying subsequently filed items
Mar 21, 2019
Letter regarding the opposition procedure (no time limit)
Feb 21, 2019
Brief communication - Opposition proceedings
Feb 14, 2019
(Electronic) Receipt
Feb 14, 2019
Amended claims with annotations
Feb 14, 2019
Amended claims with annotations
Feb 14, 2019
Claims
Feb 14, 2019
Claims
Feb 14, 2019
Claims
Feb 14, 2019
Letter accompanying subsequently filed items
Feb 14, 2019
Reply of the patent proprietor to the notice(s) of opposition
Jan 29, 2019
Brief communication - Opposition proceedings
Jan 29, 2019
Communication concerning the filing of a power of attorney
Jan 29, 2019
Communication of amended entries concerning the representative
Jan 23, 2019
Brief communication - Opposition proceedings
Jan 17, 2019
(Electronic) Receipt
Jan 17, 2019
Letter accompanying subsequently filed items
Jan 17, 2019
Submission concerning change of proprietor's representative
Jul 11, 2018
Communication of a notice of opposition and request to file observations
Jul 11, 2018
Notice of further oppositions to opponent(s)
Jul 5, 2018
Communication of a notice of opposition - first information to patent proprietor
Jun 26, 2018
(Electronic) Receipt
Jun 26, 2018
Non-patent literature cited during the opposition procedure
Jun 26, 2018
Non-patent literature cited during the opposition procedure
Jun 26, 2018
Non-patent literature cited during the opposition procedure
Jun 26, 2018
Non-patent literature cited during the opposition procedure
Jun 26, 2018
Non-patent literature cited during the opposition procedure
Jun 26, 2018
Non-patent literature cited during the opposition procedure
Jun 26, 2018
Non-patent literature cited during the opposition procedure
Jun 26, 2018
Notice of opposition
Jun 26, 2018
Notice of opposition
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 26, 2018
Patent document cited during the opposition procedure
Jun 7, 2018
Communication of amended entries concerning the representative
May 30, 2018
Submission concerning change of applicant's representative
Oct 5, 2017
Transmission of the certificate for a European patent pursuant to Rule 74 EPC
Aug 31, 2017
Decision to grant a European patent
Aug 17, 2017
(Electronic) Receipt
Aug 17, 2017
Filing of the translations of the claims
Aug 17, 2017
French translation of claims
Aug 17, 2017
German translation of the claims
Aug 17, 2017
Letter accompanying subsequently filed items
Apr 26, 2017
Bibliographic data of the European patent application
Apr 26, 2017
Communication about intention to grant a European patent
Apr 26, 2017
Intention to grant (signatures)
Apr 26, 2017
Text intended for grant (clean copy)
Apr 26, 2017
Text intended for grant (version for approval)
Apr 12, 2017
Processing of request for correction of text proposed for grant or third party observations (from 01-04-2012)
Feb 13, 2017
Amended claims with annotations
Feb 13, 2017
Amended description with annotations
Feb 13, 2017
Claims
Feb 13, 2017
Description
Feb 13, 2017
Letter accompanying subsequently filed items
Feb 13, 2017
Request for correction/amendment of the text proposed for grant sent from 01.04.2012
Dec 8, 2016
Bibliographic data of the European patent application
Dec 8, 2016
Communication about intention to grant a European patent
Dec 8, 2016
Intention to grant (signatures)
Dec 8, 2016
Text intended for grant (clean copy)
Dec 8, 2016
Text intended for grant (version for approval)
Nov 15, 2016
Communication of the registration of a transfer or change of name and/or address
Oct 10, 2016
(Electronic) Receipt
Oct 10, 2016
Annexes in respect of a client data request
Oct 10, 2016
Letter accompanying subsequently filed items
Oct 10, 2016
Submission concerning a transfer of rights (applicant)
Sep 23, 2016
(Electronic) Receipt
Sep 23, 2016
Amended claims with annotations
Sep 23, 2016
Amended description with annotations
Sep 23, 2016
Claims
Sep 23, 2016
Description
Sep 23, 2016
Letter accompanying subsequently filed items
Sep 23, 2016
Reply to communication from the Examining Division
Jul 13, 2016
Grant of extension of time limit (examination procedure)
Jul 5, 2016
(Electronic) Receipt
Jul 5, 2016
Letter accompanying subsequently filed items
Apr 28, 2016
Letter relating to the automatic debiting procedure
Apr 25, 2016
Communication confirming withdrawal from representation
Apr 25, 2016
Communication of amended entries concerning the representative
Apr 25, 2016
Confirmation of revocation of automatic debit order
Apr 20, 2016
Letter relating to the automatic debiting procedure
Apr 14, 2016
(Electronic) Receipt
Apr 14, 2016
Letter accompanying subsequently filed items
Apr 14, 2016
Submission concerning change of applicant's representative
Apr 1, 2016
Annex to the communication
Apr 1, 2016
Communication from the Examining Division
Oct 28, 2010
Amended claims with annotations
Oct 28, 2010
Amended description with annotations
Oct 28, 2010
Claims
Oct 28, 2010
Description
Oct 28, 2010
Letter accompanying subsequently filed items
Oct 28, 2010
Letter filed during examination procedure after communication from the Examining Division
Apr 8, 2009
Claims
Apr 8, 2009
Claims
Apr 8, 2009
Description
Apr 8, 2009
Description
Apr 8, 2009
Letter accompanying subsequently filed items
Apr 8, 2009
Reply to communication from the Examining Division
Nov 28, 2008
Annex to the communication
Nov 28, 2008
Communication from the Examining Division
Nov 12, 2008
Claims
Nov 12, 2008
Claims
Nov 12, 2008
Description
Nov 12, 2008
Description
Nov 12, 2008
Letter accompanying subsequently filed items
Nov 12, 2008
Reply to communication from the Examining Division
Sep 18, 2008
Grant of extension of time limit (examination procedure)
Sep 12, 2008
Request for extension of time limit to communication from the Examining Division
May 2, 2008
Annex to the communication
May 2, 2008
Communication from the Examining Division
Jan 15, 2008
Claims
Jan 15, 2008
Claims
Jan 15, 2008
Letter accompanying subsequently filed items
Jan 15, 2008
Reply to communication from the Examining Division
Nov 19, 2007
Grant of extension of time limit (examination procedure)
Nov 13, 2007
Request for extension of time limit to communication from the Examining Division
Jul 5, 2007
Annex to the communication
Jul 5, 2007
Communication from the Examining Division
Jun 26, 2007
Letter concerning the inventor
Apr 12, 2007
Invitation to indicate correct address of inventor
Mar 15, 2007
Letter which had not been notified
Feb 14, 2007
Amended claims filed after receipt of (European) search report
Feb 14, 2007
Amendments received before examination
Feb 14, 2007
Claims
Feb 7, 2007
Amendments received before examination
Jan 24, 2007
Annexes to the international preliminary examination report
Jan 24, 2007
Copy of the international preliminary examination report
Jan 24, 2007
Notification on forthcoming publication of bibliographic data
Jan 24, 2007
Refund of fees
Jan 8, 2007
Copy of the international preliminary report on patentability
Dec 28, 2006
Communication regarding possible amendment of claims/payment of claims fees
Dec 1, 2006
Acknowledgement of receipt of electronic submission of the request for grant of a European patent
Dec 1, 2006
Request for entry into the European phase
Nov 27, 2006
Notification of the recording of a change
Nov 27, 2006
Notification of the recording of a change
Sep 15, 2006
Information on entry into European phase
Aug 24, 2006
Annex to International preliminary examination report
Aug 24, 2006
International preliminary examination report
Aug 24, 2006
International preliminary examination report
Aug 24, 2006
International preliminary examination report - free text sheet
Aug 24, 2006
International preliminary examination report - free text sheet
Aug 24, 2006
International preliminary examination report - points I-VIII
Aug 24, 2006
International preliminary examination report - points I-VIII
Aug 24, 2006
Notification of documents sent to WIPO
Aug 24, 2006
Transmittal of International Preliminary Examination Report
Jun 29, 2006
Document concerning fees and payments
Jun 22, 2006
Letter regarding PCTII procedure
May 17, 2006
Notification of election of EPO
May 16, 2006
Free text
Apr 20, 2006
Invitation to pay fees
Apr 15, 2006
Letter regarding PCTII procedure
Apr 15, 2006
PCT(IPEA): Amended sheet - claims
Apr 15, 2006
PCT(IPEA): Amended sheet - claims
Apr 15, 2006
PCT(IPEA): Amended sheet - claims
Apr 10, 2006
Letter regarding PCTII procedure
Apr 10, 2006
PCT(IPEA): Amended sheet - claims
Apr 10, 2006
PCT(IPEA): Amended sheet - claims
Apr 10, 2006
PCT(IPEA): Amended sheet - claims
Apr 3, 2006
Document concerning fees and payments
Mar 21, 2006
Invitation to submit amendments (PCT)
Mar 21, 2006
Notification of documents sent to WIPO
Mar 21, 2006
Notification of receipt of demand
Mar 10, 2006
Document concerning fees and payments
Mar 10, 2006
Letter regarding PCTII procedure
Mar 10, 2006
PCT demand form
Mar 3, 2006
Document concerning fees and payments
Mar 3, 2006
Letter regarding PCTII procedure
Mar 3, 2006
PCT demand form
Dec 15, 2005
Copy of the international search report
Dec 15, 2005
International publication of the international search report
Nov 29, 2005
Priority document (electronically transmitted)
Nov 29, 2005
Priority document (electronically transmitted)
Nov 29, 2005
Priority document (electronically transmitted)
Nov 29, 2005
Priority document (electronically transmitted)
Nov 17, 2005
Notification of the recording of a change
Nov 10, 2005
Notification of the recording of a change
Nov 10, 2005
Published international application - A2
Jun 10, 2005
Abstract
Jun 10, 2005
Claims
Jun 10, 2005
Description

EP1753297

CHR HANSEN

Application Number: EP05735392A
Filing Date: May 2, 2005
Status: Opposition Rejected; Feb 19, 2021
Publication Date: Sep 27, 2017
External Links: Slate, EP1753297B1, Google Patents

IP Verse

Enzymatic Process For Obtaining Increased Yield Of Lactobionic Acid

Patent Summary

Patent Family

Patent Oppositions

Dossier Documents

EP1753297