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The patent EP1756426 was granted to Ixetic BAD Homburg on Apr 5, 2017. The application was filed on Apr 30, 2005 under application number EP05746325A. The patent is currently recorded with a legal status of "Opposition Rejected".

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 |
|---|---|---|---|
| GANAHL | Jan 5, 2018 | HGF EUROPE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | DE10235279 |
| EXAMINATION | DE2849994 |
| EXAMINATION | US3606598 |
| INTERNATIONAL-SEARCH-REPORT | DE10011065 |
| INTERNATIONAL-SEARCH-REPORT | DE10053938 |
| INTERNATIONAL-SEARCH-REPORT | DE1063036 |
| INTERNATIONAL-SEARCH-REPORT | EP0458449 |
| INTERNATIONAL-SEARCH-REPORT | US4231727 |
| OPPOSITION | DE10235279 |
| OPPOSITION | DE1063036 |
| OPPOSITION | DE19957886 |
| OPPOSITION | DE2146972 |
| OPPOSITION | DE2849994 |
| OPPOSITION | DE3780158T |
| OPPOSITION | EP1196699 |
| OPPOSITION | US3606598 |
| OPPOSITION | US3862814 |
| OPPOSITION | WO2005108791 |
| OTHER | DE102004009838 |
| OTHER | DE10235279 |
| OTHER | DE2849994 |
| OTHER | EP1196699 |
| OTHER | US3606598 |
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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Apr 5, 2017
Mar 9, 2017
Decision to grant a European patent
Search/Exam
Feb 22, 2017
(Electronic) Receipt
Search/Exam
Feb 22, 2017
English translation of the claims
Search/Exam
Feb 22, 2017
Filing of the translations of the claims
Search/Exam
Feb 22, 2017
French translation of claims
Search/Exam
Feb 22, 2017
Letter accompanying subsequently filed items
Search/Exam
Feb 15, 2017
Feb 15, 2017
Feb 15, 2017
Intention to grant (signatures)
Search/Exam
Feb 15, 2017
Text intended for grant (clean copy)
Search/Exam
Feb 15, 2017
Jan 20, 2017
Jan 16, 2017
Jan 11, 2017
(Electronic) Receipt
Search/Exam
Jan 11, 2017
Amended claims with annotations
Search/Exam
Jan 11, 2017
Claims
Search/Exam
Jan 11, 2017
Letter accompanying subsequently filed items
Search/Exam
Jan 11, 2017
Nov 11, 2016
Nov 11, 2016
Nov 11, 2016
Intention to grant (signatures)
Search/Exam
Nov 11, 2016
Text intended for grant (clean copy)
Search/Exam
Nov 11, 2016
Aug 13, 2016
Amended claims with annotations
Search/Exam
Aug 13, 2016
Amended description with annotations
Search/Exam
Aug 13, 2016
Claims
Search/Exam
Aug 13, 2016
Description
Search/Exam
Aug 13, 2016
Jun 30, 2016
Annex to a communication
Search/Exam
Jun 30, 2016
Annex to the communication
Search/Exam
Jun 30, 2016
Communication from the Examining Division
Search/Exam
Jun 2, 2016
May 25, 2016
May 13, 2016
Non-patent literature filed by a third party
Search/Exam
May 13, 2016
Non-patent literature filed by a third party
Search/Exam
May 13, 2016
Non-patent literature filed by a third party
Search/Exam
May 13, 2016
Observations by third parties
Search/Exam
May 13, 2016
Patent document filed by a Third party
Search/Exam
May 13, 2016
Patent document filed by a Third party
Search/Exam
May 13, 2016
Patent document filed by a Third party
Search/Exam
May 13, 2016
Patent document filed by a Third party
Search/Exam
May 13, 2016
Patent document filed by a Third party
Search/Exam
Apr 26, 2016
Apr 26, 2016
Apr 26, 2016
Intention to grant (signatures)
Search/Exam
Apr 26, 2016
Text intended for grant (clean copy)
Search/Exam
Apr 26, 2016
Jan 15, 2016
Abstract
Search/Exam
Jan 15, 2016
Abstract
Search/Exam
Jan 15, 2016
Amended claims with annotations
Search/Exam
Jan 15, 2016
Amended description with annotations
Search/Exam
Jan 15, 2016
Claims
Search/Exam
Jan 15, 2016
Description
Search/Exam
Jan 15, 2016
Drawings
Search/Exam
Jan 15, 2016
Dec 23, 2015
Annex to the communication
Search/Exam
Dec 23, 2015
Communication from the Examining Division
Search/Exam
Jun 4, 2014
May 8, 2014
May 8, 2014
Apr 30, 2014
Apr 30, 2014
Apr 30, 2014
Apr 30, 2014
Feb 11, 2014
Feb 6, 2014
Submission concerning representation
Search/Exam
Jul 17, 2012
Amended claims with annotations
Search/Exam
Jul 17, 2012
Claims
Search/Exam
Jul 17, 2012
Jun 1, 2012
May 26, 2012
May 25, 2012
Feb 6, 2012
Annex to the communication
Search/Exam
Feb 6, 2012
Communication from the Examining Division
Search/Exam
Mar 17, 2007
Letter concerning the inventor
Search/Exam
Feb 19, 2007
Jan 31, 2007
Jan 19, 2007
Jan 15, 2007
Letter which had not been notified
Search/Exam
Jan 4, 2007
Dec 28, 2006
Dec 28, 2006
Request for transfer of rights
Search/Exam
Dec 15, 2006
Dec 8, 2006
Dec 8, 2006
Request for entry into the European phase
Search/Exam
Dec 7, 2006
Letter concerning fees and payments
Search/Exam
Dec 7, 2006
Letter concerning fees and payments
Search/Exam
Dec 7, 2006
Letter concerning fees and payments
Search/Exam
Nov 20, 2006
Nov 4, 2006
Request for change of name
Search/Exam
Nov 4, 2006
Request for entry into the European phase
Search/Exam
Nov 4, 2006
Submission concerning representation
Search/Exam
Sep 22, 2006
Information on entry into European phase
Search/Exam
Dec 7, 2005
Nov 17, 2005
Copy of the international search report
Search/Exam
Nov 17, 2005
Copy of the international search report
Search/Exam
Nov 17, 2005
Published international application - A1
Search/Exam
Aug 18, 2005
Abstract
PCTISA
Jun 15, 2005
Abstract
PCTISA
Jun 15, 2005
Claims
PCTISA
Jun 15, 2005
Description
PCTISA
Jun 15, 2005
Drawings
PCTISA
Jun 15, 2005