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The patent EP2661093 was granted to Itron on Mar 31, 2021. The application was filed on May 29, 2012 under application number EP12169872A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

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 |
|---|---|---|---|
| TECHEM ENERGY SERVICES | Jul 2, 2018 | KEIL & SCHAAFHAUSEN PATENTANWALTE PARTGMBB | ADMISSIBLE |
| DIEHL METERING | Jun 29, 2018 | DIEHL PATENTABTEILUNG | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| OPPOSITION | DE10152554 |
| OPPOSITION | EP1860830 |
| OPPOSITION | US2005209927 |
| OPPOSITION | US2009135836 |
| OPPOSITION | US2010188259 |
| OPPOSITION | US2010188263 |
| OPPOSITION | US2010287019 |
| OPPOSITION | US2011246816 |
| OPPOSITION | US2012201146 |
| OPPOSITION | WO2006104527 |
| SEARCH | US2009135836 |
| SEARCH | US2012201146 |
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.
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Note on telephone consultation
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Submission concerning representation
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Decision to grant a European patent
Search/Exam
Aug 17, 2017
(Electronic) Receipt
Search/Exam
Aug 17, 2017
Filing of the translations of the claims
Search/Exam
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French translation of claims
Search/Exam
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German translation of the claims
Search/Exam
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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(Electronic) Receipt
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Amended claims with annotations
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Amended description with annotations
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Letter accompanying subsequently filed items
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European search opinion
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European search report
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Jan 3, 2014
Letter concerning the priority
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Non-scannable object
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Jan 3, 2014
US-Priority document (transmitted on CD)
Search/Exam
Oct 9, 2013
Notification of forthcoming publication
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Aug 1, 2013
Search started
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Jul 20, 2012
Communication to designated inventor
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Communication to designated inventor
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Communication to designated inventor
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May 29, 2012
Abstract
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Claims
Search/Exam
May 29, 2012
Description
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Designation of inventor
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Designation of inventor
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Designation of inventor
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May 29, 2012
Drawings
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May 29, 2012
Request for grant of a European patent
Search/Exam
May 29, 2012
Submission concerning representation
Search/Exam