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The patent EP1987579 was granted to Wilo on Mar 15, 2017. The application was filed on Nov 29, 2006 under application number EP06818893A. 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 |
|---|---|---|---|
| MAGNA POWERTRAIN BAD HOMBURG | Dec 14, 2017 | HOFFMANN EITLE | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | EP0438334 |
| INTERNATIONAL-SEARCH-REPORT | EP0553831 |
| INTERNATIONAL-SEARCH-REPORT | EP0699274 |
| INTERNATIONAL-SEARCH-REPORT | EP1215801 |
| INTERNATIONAL-SEARCH-REPORT | GB1203438 |
| INTERNATIONAL-SEARCH-REPORT | US3292549 |
| INTERNATIONAL-SEARCH-REPORT | US4496866 |
| INTERNATIONAL-SEARCH-REPORT | US4780953 |
| INTERNATIONAL-SEARCH-REPORT | US5015159 |
| INTERNATIONAL-SEARCH-REPORT | WO0235098 |
| OPPOSITION | EP0553831 |
| OPPOSITION | JP2005137126 |
| OPPOSITION | JP2005214022 |
| OPPOSITION | JPH10281092 |
| OPPOSITION | JPH11166500 |
| OPPOSITION | US2002106290 |
| OPPOSITION | US2003042817 |
| OPPOSITION | US3292549 |
| OPPOSITION | US4780953 |
| OPPOSITION | WO0001053 |
| OPPOSITION | WO0235098 |
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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May 16, 2022
Apr 14, 2022
Apr 14, 2022
Apr 14, 2022
Mar 31, 2022
Mar 31, 2022
Mar 29, 2022
Mar 24, 2022
(Electronic) Receipt
Appeal
Mar 24, 2022
Mar 24, 2022
Feb 17, 2022
Feb 14, 2022
(Electronic) Receipt
Appeal
Feb 14, 2022
Feb 14, 2022
Withdrawal of an appeal
Appeal
Jan 4, 2022
Jan 4, 2022
Jan 4, 2022
Feb 21, 2020
Feb 17, 2020
(Electronic) Receipt
Appeal
Feb 17, 2020
Feb 17, 2020
Nov 19, 2019
Nov 13, 2019
(Electronic) Receipt
Appeal
Nov 13, 2019
Claims
Appeal
Nov 13, 2019
Claims
Appeal
Nov 13, 2019
Claims
Appeal
Nov 13, 2019
Claims
Appeal
Nov 13, 2019
Claims
Appeal
Nov 13, 2019
Claims
Appeal
Nov 13, 2019
Claims
Appeal
Nov 13, 2019
Claims
Appeal
Nov 13, 2019
Nov 13, 2019
Reply to appeal
Appeal
Oct 8, 2019
Sep 30, 2019
(Electronic) Receipt
Appeal
Sep 30, 2019
Sep 30, 2019
Reply to appeal
Appeal
Aug 30, 2019
Jul 18, 2019
Jul 9, 2019
Jul 9, 2019
Jul 3, 2019
Jun 26, 2019
(Electronic) Receipt
Appeal
Jun 26, 2019
Jun 26, 2019
Apr 26, 2019
Apr 26, 2019
Apr 18, 2019
(Electronic) Receipt
Appeal
Apr 18, 2019
Apr 18, 2019
Notice of appeal
Appeal
Apr 12, 2019
Apr 5, 2019
(Electronic) Receipt
Appeal
Apr 5, 2019
Apr 5, 2019
Mar 29, 2019
Mar 29, 2019
Mar 29, 2019
Mar 29, 2019
Mar 29, 2019
Mar 22, 2019
Processing of an appeal
Appeal
Mar 21, 2019
(Electronic) Receipt
Appeal
Mar 21, 2019
(Electronic) Receipt
Appeal
Mar 21, 2019
Mar 21, 2019
Mar 21, 2019
Notice of appeal
Appeal
Mar 21, 2019
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Feb 27, 2019
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Means of redress
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Mar 15, 2017
Feb 16, 2017
Decision to grant a European patent
Search/Exam
Jan 30, 2017
English translation of the claims
Search/Exam
Jan 30, 2017
Filing of the translations of the claims
Search/Exam
Jan 30, 2017
French translation of claims
Search/Exam
Jan 27, 2017
English translation of the claims
Search/Exam
Jan 27, 2017
Filing of the translations of the claims
Search/Exam
Jan 27, 2017
French translation of claims
Search/Exam
Jan 27, 2017
Payment of fees and costs
Search/Exam
Jan 27, 2017
Payment of fees and costs
Search/Exam
Nov 25, 2016
Nov 16, 2016
Annexes in respect of a client data request
Search/Exam
Nov 16, 2016
Oct 24, 2016
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Oct 24, 2016
Intention to grant (signatures)
Search/Exam
Oct 24, 2016
Text intended for grant
Search/Exam
Aug 3, 2011
Submission concerning representation
Search/Exam
Oct 28, 2009
Claims
Search/Exam
Oct 28, 2009
Description
Search/Exam
Oct 28, 2009
Oct 26, 2009
Claims
Search/Exam
Oct 26, 2009
Description
Search/Exam
Oct 26, 2009
Jun 25, 2009
Annex to the communication
Search/Exam
Jun 25, 2009
Communication from the Examining Division
Search/Exam
Oct 8, 2008
Oct 1, 2008
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Jun 23, 2008
May 21, 2008
Request for entry into the European phase
Search/Exam
Sep 17, 2007
Aug 30, 2007
Copy of the international search report
Search/Exam
Aug 30, 2007
Copy of the international search report
Search/Exam
Aug 30, 2007
Published international application - A1
Search/Exam
Dec 8, 2006
Nov 29, 2006
Abstract
PCTRO
Nov 29, 2006
Annex
PCTRO
Nov 29, 2006
Claims
PCTRO
Nov 29, 2006
Description
PCTRO
Nov 29, 2006
Drawings
PCTRO