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The patent EP1881858 was granted to B Braun Melsungen on Sep 23, 2020. The application was filed on May 11, 2006 under application number EP06755150A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

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 |
|---|---|---|---|
| HARDS | Jun 23, 2021 | EUROPE PATENTANWALTSKANZLEI | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | US4741732 |
| INTERNATIONAL-SEARCH-REPORT | EP0906767 |
| INTERNATIONAL-SEARCH-REPORT | EP0960627 |
| INTERNATIONAL-SEARCH-REPORT | US2005085760 |
| INTERNATIONAL-SEARCH-REPORT | WO03038566 |
| OPPOSITION | DE102004011168 |
| OPPOSITION | DE19823240 |
| OPPOSITION | DE19859811 |
| OPPOSITION | DE29721247U |
| OPPOSITION | DE29922736U |
| OPPOSITION | EP0906767 |
| OPPOSITION | EP1426763 |
| OPPOSITION | JP2001212230 |
| OPPOSITION | JP2002336353 |
| OPPOSITION | JP2004097757 |
| OPPOSITION | JPH11104237 |
| OPPOSITION | US2002150476 |
| OPPOSITION | US2004199076 |
| OPPOSITION | US2005085760 |
| OPPOSITION | US4741732 |
| OPPOSITION | US4756706 |
| OPPOSITION | US4966579 |
| OPPOSITION | US5188063 |
| OPPOSITION | US5188603 |
| OPPOSITION | US5338157 |
| OPPOSITION | US5472403 |
| OPPOSITION | US5901150 |
| OPPOSITION | US6593528 |
| OPPOSITION | US7308300 |
| OPPOSITION | US7488309 |
| OPPOSITION | US7850640 |
| OPPOSITION | WO03038566 |
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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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
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Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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Reply to appeal
Appeal
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(Electronic) Receipt
Appeal
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(Electronic) Receipt
Appeal
Aug 10, 2023
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(Electronic) Receipt
Appeal
Jun 13, 2023
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Notice of appeal
Appeal
Jun 9, 2023
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May 24, 2023
(Electronic) Receipt
Appeal
May 24, 2023
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Notice of appeal
Appeal
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Document concerning representation
Search/Exam
Oct 5, 2020
Aug 27, 2020
Decision to grant a European patent
Search/Exam
Aug 12, 2020
(Electronic) Receipt
Search/Exam
Aug 12, 2020
English translation of the claims
Search/Exam
Aug 12, 2020
Filing of the translations of the claims
Search/Exam
Aug 12, 2020
French translation of claims
Search/Exam
Aug 12, 2020
Letter accompanying subsequently filed items
Search/Exam
Apr 9, 2020
Apr 9, 2020
Apr 9, 2020
Intention to grant (signatures)
Search/Exam
Apr 9, 2020
Text intended for grant (clean copy)
Search/Exam
Apr 9, 2020
Aug 27, 2019
(Electronic) Receipt
Search/Exam
Aug 27, 2019
Amended claims with annotations
Search/Exam
Aug 27, 2019
Amended description with annotations
Search/Exam
Aug 27, 2019
Claims
Search/Exam
Aug 27, 2019
Description
Search/Exam
Aug 27, 2019
Letter accompanying subsequently filed items
Search/Exam
Aug 27, 2019
Apr 18, 2019
Annex to the communication
Search/Exam
Apr 18, 2019
Communication from the Examining Division
Search/Exam
Jun 29, 2018
(Electronic) Receipt
Search/Exam
Jun 29, 2018
Amended claims with annotations
Search/Exam
Jun 29, 2018
Claims
Search/Exam
Jun 29, 2018
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2018
Feb 22, 2018
Annex to the communication
Search/Exam
Feb 22, 2018
Communication from the Examining Division
Search/Exam
Jun 29, 2017
(Electronic) Receipt
Search/Exam
Jun 29, 2017
Amended claims with annotations
Search/Exam
Jun 29, 2017
Claims
Search/Exam
Jun 29, 2017
Letter accompanying subsequently filed items
Search/Exam
Jun 29, 2017
Mar 8, 2017
Annex to the communication
Search/Exam
Mar 8, 2017
Communication from the Examining Division
Search/Exam
Aug 25, 2016
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Jun 14, 2016
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Dec 4, 2014
(Electronic) Receipt
Search/Exam
Dec 4, 2014
Description
Search/Exam
Dec 4, 2014
Letter accompanying subsequently filed items
Search/Exam
Dec 4, 2014
Sep 1, 2014
Annex to the communication
Search/Exam
Sep 1, 2014
Communication from the Examining Division
Search/Exam
Jun 30, 2014
Submission concerning representation
Search/Exam
Nov 29, 2013
Nov 29, 2013
Nov 15, 2012
Nov 15, 2012
Nov 14, 2012
Nov 9, 2012
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Jul 4, 2012
Jan 31, 2012
Amended claims with annotations
Search/Exam
Jan 31, 2012
Claims
Search/Exam
Jan 31, 2012
Jan 30, 2012
Amended claims with annotations
Search/Exam
Jan 30, 2012
Claims
Search/Exam
Jan 30, 2012
Nov 29, 2011
Annex to the communication
Search/Exam
Nov 29, 2011
Communication from the Examining Division
Search/Exam
May 25, 2011
May 24, 2011
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Mar 26, 2011
Oct 31, 2008
Claims
Search/Exam
Oct 31, 2008
Oct 30, 2008
Claims
Search/Exam
Oct 30, 2008
Sep 12, 2008
Sep 4, 2008
Sep 3, 2008
Aug 11, 2008
Consultation by telephone/in person
Search/Exam
Aug 11, 2008
Apr 25, 2008
Annex to the communication
Search/Exam
Apr 25, 2008
Communication from the Examining Division
Search/Exam
Jan 30, 2008
Authorisation
Search/Exam
Jan 30, 2008
Submission concerning representation
Search/Exam
Jan 4, 2008
Dec 28, 2007
Dec 11, 2007
(Electronic) Receipt
Search/Exam
Dec 11, 2007
Claims
Search/Exam
Dec 11, 2007
Request for entry into the European phase
Search/Exam
Dec 5, 2007
Dec 3, 2007
Nov 28, 2007
Nov 28, 2007
Notification of the recording of a change
Search/Exam
Sep 28, 2007
Information on entry into European phase
Search/Exam
Jan 8, 2007
Jan 8, 2007
Notification of the recording of a change
Search/Exam
Dec 12, 2006
Nov 29, 2006
Nov 23, 2006
Copy of the international search report
Search/Exam
Nov 23, 2006
Copy of the international search report
Search/Exam
Nov 23, 2006
Published international application - A1
Search/Exam
Aug 10, 2006
Abstract
PCTISA
May 11, 2006
Abstract
PCTRO
May 11, 2006
Claims
PCTRO
May 11, 2006
Description
PCTRO
May 11, 2006
Drawings
PCTRO