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The patent EP2795134 was granted to Xylem on Dec 9, 2020. The application was filed on Dec 21, 2012 under application number EP12816201A. 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 |
|---|---|---|---|
| KSB | Sep 8, 2021 | VON TIETZEN UND HENNIG | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| EXAMINATION | WO2008143859 |
| INTERNATIONAL-SEARCH-REPORT | EP2025943 |
| INTERNATIONAL-SEARCH-REPORT | US5221189 |
| OPPOSITION | EP1914428 |
| OPPOSITION | EP2025943 |
| OPPOSITION | JP2009002162 |
| OPPOSITION | JPH03156191 |
| OPPOSITION | US5221189 |
| OPPOSITION | US6481973 |
| OPPOSITION | WO2008119932 |
| OPPOSITION | WO2008143859 |
| OPPOSITION | WO2009006927 |
| OPPOSITION | WO2010139416 |
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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Means of redress
OPPO
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Dec 21, 2020
Nov 12, 2020
Decision to grant a European patent
Search/Exam
Nov 6, 2020
Nov 2, 2020
(Electronic) Receipt
Search/Exam
Nov 2, 2020
(Electronic) Receipt
Search/Exam
Nov 2, 2020
French translation of claims
Search/Exam
Nov 2, 2020
German translation of the claims
Search/Exam
Nov 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 2, 2020
Letter accompanying subsequently filed items
Search/Exam
Nov 2, 2020
Jul 13, 2020
Jul 13, 2020
Jul 13, 2020
Jul 13, 2020
Intention to grant (signatures)
Search/Exam
Jul 13, 2020
Text intended for grant (clean copy)
Search/Exam
Jul 13, 2020
Jun 24, 2020
(Electronic) Receipt
Search/Exam
Jun 24, 2020
Amended claims with annotations
Search/Exam
Jun 24, 2020
Claims
Search/Exam
Jun 24, 2020
Letter accompanying subsequently filed items
Search/Exam
Jun 24, 2020
Oct 24, 2018
(Electronic) Receipt
Search/Exam
Oct 24, 2018
Amended claims with annotations
Search/Exam
Oct 24, 2018
Claims
Search/Exam
Oct 24, 2018
Letter accompanying subsequently filed items
Search/Exam
Oct 24, 2018
Jun 26, 2018
Annex to the communication
Search/Exam
Jun 26, 2018
Communication from the Examining Division
Search/Exam
Jun 19, 2018
Examination started
Search/Exam
Mar 26, 2018
Feb 10, 2016
Submission concerning representation
Search/Exam
Oct 13, 2015
Aug 25, 2015
Annexes in respect of a client data request
Search/Exam
Aug 25, 2015
Annexes in respect of a client data request
Search/Exam
Aug 25, 2015
Annexes in respect of a client data request
Search/Exam
Aug 25, 2015
Annexes in respect of a client data request
Search/Exam
Aug 25, 2015
Annexes in respect of a client data request
Search/Exam
Aug 25, 2015
Letter accompanying subsequently filed items
Search/Exam
Aug 25, 2015
Priority search results
Search/Exam
Aug 25, 2015
Priority search results
Search/Exam
Aug 25, 2015
Aug 12, 2015
May 26, 2015
(Electronic) Receipt
Search/Exam
May 26, 2015
May 26, 2015
Amended claims with annotations
Search/Exam
May 26, 2015
Amendments received before examination
Search/Exam
May 26, 2015
Letter accompanying subsequently filed items
Search/Exam
Dec 12, 2014
Dec 9, 2014
Oct 1, 2014
Jul 25, 2014
Communication to designated inventor
Search/Exam
Jul 25, 2014
Communication to designated inventor
Search/Exam
Jul 25, 2014
Communication to designated inventor
Search/Exam
Jun 18, 2014
(Electronic) Receipt
Search/Exam
Jun 18, 2014
Annex
Search/Exam
Jun 18, 2014
Request for entry into the European phase
Search/Exam
Jun 2, 2014
Jun 2, 2014
Notification of the recording of a change
Search/Exam
May 6, 2014
Information on entry into European phase
Search/Exam
Mar 3, 2014
Mar 3, 2014
Mar 3, 2014
Mar 3, 2014
Dec 5, 2013
Notification of election of EPO
Search/Exam
Nov 27, 2013
Nov 26, 2013
Written opinion
PCT2
Nov 26, 2013
Nov 26, 2013
Nov 6, 2013
Oct 22, 2013
Oct 22, 2013
PCT demand form
PCT2
Oct 22, 2013
Sep 14, 2013
Jun 27, 2013
Copy of the international search report
Search/Exam
Jun 27, 2013
Published international application - A1
Search/Exam
Mar 22, 2013
Mar 22, 2013
Mar 22, 2013
Jan 11, 2013
Abstract
PCTISA
Jan 11, 2013
Claims
PCTISA
Jan 11, 2013
Description
PCTISA
Jan 11, 2013
Drawings
PCTISA
Jan 11, 2013