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Method For Increasing The Advantages Of Strength Aids In The Production Of Paper And Paperboard - EP2748373
The patent EP2748373 was granted to Ashland Licensing on Feb 21, 2024. The application was filed on Aug 24, 2012 under application number EP12758770A. The patent is currently recorded with a legal status of "Granted And Under Opposition".
EP2748373
- Application Number
- EP12758770A
- Filing Date
- Aug 24, 2012
- Status
- Granted And Under Opposition
- Jan 19, 2024
- Publication Date
- Feb 21, 2024
- External Links
- Slate, Register, Google Patents
Patent Summary
Patent Family
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 | Opposition Status |
|---|---|---|---|
| KEMIRA OYJ | Nov 21, 2024 | BARDEHLE PAGENBERG PARTNERSCHAFT MBB PATENTANWALTE RECHTSANWALTE | ADMISSIBLE |
Patent Citations (106) New
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | DE2433325 |
| DESCRIPTION | EP0361763 |
| DESCRIPTION | EP0517102 |
| DESCRIPTION | EP0785908 |
| DESCRIPTION | EP1077286 |
| DESCRIPTION | EP1293482 |
| DESCRIPTION | EP1734009 |
| DESCRIPTION | EP1833913 |
| DESCRIPTION | US2004171719 |
| DESCRIPTION | US2005155731 |
| DESCRIPTION | US2006289139 |
| DESCRIPTION | US2009126890 |
| DESCRIPTION | US2009145566 |
| DESCRIPTION | US2010108279 |
| DESCRIPTION | US2011083821 |
| DESCRIPTION | US2926154 |
| DESCRIPTION | US3125552 |
| DESCRIPTION | US3311594 |
| DESCRIPTION | US3332901 |
| DESCRIPTION | US3556932 |
| DESCRIPTION | US3556933 |
| DESCRIPTION | US3700623 |
| DESCRIPTION | US3772076 |
| DESCRIPTION | US3833531 |
| DESCRIPTION | US3855158 |
| DESCRIPTION | US3887510 |
| DESCRIPTION | US3992251 |
| DESCRIPTION | US4035229 |
| DESCRIPTION | US4129528 |
| DESCRIPTION | US4129722 |
| DESCRIPTION | US4147586 |
| DESCRIPTION | US4217425 |
| DESCRIPTION | US4450045 |
| DESCRIPTION | US4501862 |
| DESCRIPTION | US4515657 |
| DESCRIPTION | US4537657 |
| DESCRIPTION | US4722964 |
| DESCRIPTION | US4818341 |
| DESCRIPTION | US4940514 |
| DESCRIPTION | US4957977 |
| DESCRIPTION | US5082527 |
| DESCRIPTION | US5085736 |
| DESCRIPTION | US5316623 |
| DESCRIPTION | US5318669 |
| DESCRIPTION | US5320711 |
| DESCRIPTION | US5502091 |
| DESCRIPTION | US5525664 |
| DESCRIPTION | US5614597 |
| DESCRIPTION | US5633300 |
| DESCRIPTION | US5656699 |
| DESCRIPTION | US5674358 |
| DESCRIPTION | US5674362 |
| DESCRIPTION | US5703225 |
| DESCRIPTION | US5723022 |
| DESCRIPTION | US5904808 |
| DESCRIPTION | US5972691 |
| DESCRIPTION | US6179962 |
| DESCRIPTION | US6224714 |
| DESCRIPTION | US6245874 |
| DESCRIPTION | US6274667 |
| DESCRIPTION | US6306249 |
| DESCRIPTION | US6355137 |
| DESCRIPTION | US6376578 |
| DESCRIPTION | US6429253 |
| DESCRIPTION | US6616807 |
| DESCRIPTION | US6749721 |
| DESCRIPTION | US7008545 |
| DESCRIPTION | US7175740 |
| DESCRIPTION | US7291695 |
| DESCRIPTION | US7488403 |
| DESCRIPTION | US7589153 |
| DESCRIPTION | US7828934 |
| DESCRIPTION | US7897013 |
| DESCRIPTION | US7902312 |
| DESCRIPTION | US7922867 |
| DESCRIPTION | WO0011046 |
| DESCRIPTION | WO0043428 |
| DESCRIPTION | WO0050462 |
| DESCRIPTION | WO0134903 |
| DESCRIPTION | WO0136740 |
| DESCRIPTION | WO0183887 |
| DESCRIPTION | WO0216446 |
| DESCRIPTION | WO0246275 |
| DESCRIPTION | WO2005042843 |
| DESCRIPTION | WO2006014426 |
| DESCRIPTION | WO2006060784 |
| DESCRIPTION | WO2009059888 |
| DESCRIPTION | WO9727363 |
| EXAMINATION | EP2609250 |
| INTERNATIONAL-SEARCH-REPORT | DE2433325 |
| INTERNATIONAL-SEARCH-REPORT | EP0361763 |
| INTERNATIONAL-SEARCH-REPORT | US2004171719 |
| INTERNATIONAL-SEARCH-REPORT | US2005155731 |
| INTERNATIONAL-SEARCH-REPORT | US2006289139 |
| INTERNATIONAL-SEARCH-REPORT | WO0136740 |
| INTERNATIONAL-SEARCH-REPORT | WO2005042843 |
| INTERNATIONAL-SEARCH-REPORT | WO2006014426 |
| INTERNATIONAL-SEARCH-REPORT | WO2006060784 |
| INTERNATIONAL-SEARCH-REPORT | WO2009059888 |
| OPPOSITION | EP0361763 |
| OPPOSITION | EP1391430 |
| OPPOSITION | JP2010100945 |
| OPPOSITION | US2011067832 |
| OPPOSITION | US6429253 |
| OPPOSITION | WO2005042843 |
| SEARCH | JP2010100945 |
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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Mar 5, 2024
Jan 25, 2024
Decision to grant a European patent
Search/Exam
Jan 12, 2024
(Electronic) Receipt
Search/Exam
Jan 12, 2024
Filing of the translations of the claims
Search/Exam
Jan 12, 2024
French translation of claims
Search/Exam
Jan 12, 2024
German translation of the claims
Search/Exam
Oct 30, 2023
Oct 30, 2023
Oct 30, 2023
Oct 30, 2023
Intention to grant (signatures)
Search/Exam
Oct 30, 2023
Text intended for grant (clean copy)
Search/Exam
Oct 30, 2023
Apr 4, 2023
(Electronic) Receipt
Search/Exam
Apr 4, 2023
Letter accompanying subsequently filed items
Search/Exam
Apr 4, 2023
Jan 4, 2023
Annex to the communication
Search/Exam
Jan 4, 2023
Communication from the Examining Division
Search/Exam
Jun 23, 2021
(Electronic) Receipt
Search/Exam
Jun 23, 2021
Amended claims with annotations
Search/Exam
Jun 23, 2021
Claims
Search/Exam
Jun 23, 2021
Letter accompanying subsequently filed items
Search/Exam
Jun 23, 2021
Apr 22, 2021
Apr 15, 2021
(Electronic) Receipt
Search/Exam
Apr 15, 2021
Feb 26, 2021
Annex to the communication
Search/Exam
Feb 26, 2021
Communication from the Examining Division
Search/Exam
Sep 6, 2019
Submission concerning representation
Search/Exam
Jun 7, 2019
May 10, 2019
Mar 19, 2019
(Electronic) Receipt
Search/Exam
Mar 19, 2019
Amended claims with annotations
Search/Exam
Mar 19, 2019
Claims
Search/Exam
Mar 19, 2019
Letter accompanying subsequently filed items
Search/Exam
Mar 19, 2019
Feb 7, 2019
Annex to the communication
Search/Exam
Feb 7, 2019
Communication from the Examining Division
Search/Exam
Jun 25, 2018
(Electronic) Receipt
Search/Exam
Jun 25, 2018
Amended claims with annotations
Search/Exam
Jun 25, 2018
Claims
Search/Exam
Jun 25, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 25, 2018
Feb 16, 2018
Annex to the communication
Search/Exam
Feb 16, 2018
Communication from the Examining Division
Search/Exam
Oct 27, 2017
(Electronic) Receipt
Search/Exam
Oct 27, 2017
Amended claims with annotations
Search/Exam
Oct 27, 2017
Claims
Search/Exam
Oct 27, 2017
Letter accompanying subsequently filed items
Search/Exam
Oct 27, 2017
Oct 5, 2017
Oct 5, 2017
Aug 30, 2017
Jul 5, 2017
Annex to the communication
Search/Exam
Jul 5, 2017
Communication from the Examining Division
Search/Exam
Jun 27, 2017
Examination started
Search/Exam
Apr 4, 2017
Mar 22, 2017
(Electronic) Receipt
Search/Exam
Mar 22, 2017
Enquiry as to the processing of the file
Search/Exam
Mar 22, 2017
Letter accompanying subsequently filed items
Search/Exam
Mar 20, 2017
General enquiry
Search/Exam
Mar 20, 2017
General enquiry
Search/Exam
Apr 22, 2016
CDS Clean up - amended applicant details
Search/Exam
Apr 14, 2016
Mar 23, 2016
Mar 17, 2016
Mar 16, 2016
Nov 27, 2014
Nov 17, 2014
Payment of fees and costs
Search/Exam
Nov 17, 2014
Oct 14, 2014
(Electronic) Receipt
Search/Exam
Oct 14, 2014
Oct 14, 2014
Amendments received before examination
Search/Exam
Oct 14, 2014
Letter accompanying subsequently filed items
Search/Exam
Jun 4, 2014
Apr 4, 2014
Apr 2, 2014
Communication to designated inventor
Search/Exam
Apr 2, 2014
Communication to designated inventor
Search/Exam
Apr 2, 2014
Communication to designated inventor
Search/Exam
Mar 28, 2014
Priority search results copy provided by EPO
Search/Exam
Mar 14, 2014
(Electronic) Receipt
Search/Exam
Mar 14, 2014
Request for entry into the European phase
Search/Exam
Mar 11, 2014
Jan 7, 2014
Information on entry into European phase
Search/Exam
Mar 19, 2013
Mar 19, 2013
Feb 28, 2013
Copy of the international search report
Search/Exam
Feb 28, 2013
Published international application - A1
Search/Exam
Oct 19, 2012
Oct 19, 2012
Oct 19, 2012
Sep 7, 2012
Abstract
PCTRO
Sep 7, 2012
Claims
PCTRO
Sep 7, 2012
Description
PCTRO
Sep 7, 2012
Drawings
PCTRO
Aug 24, 2012
Aug 24, 2012