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The patent EP2507083 was granted to Mannhummel on Dec 21, 2022. The application was filed on Dec 2, 2010 under application number EP10785077A. 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 |
|---|---|---|---|
| DONALDSON | Apr 26, 2018 | BECK | ADMISSIBLE |
| CARL FREUDENBERG | Apr 19, 2018 | - | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE19631295 |
| INTERNATIONAL-SEARCH-REPORT | DE4329330 |
| INTERNATIONAL-SEARCH-REPORT | US2008148946 |
| INTERNATIONAL-SEARCH-REPORT | US5509950 |
| INTERNATIONAL-SEARCH-REPORT | US5679122 |
| OPPOSITION | DE10231060 |
| OPPOSITION | DE19631295 |
| OPPOSITION | DE19652028 |
| OPPOSITION | DE202009008466U |
| OPPOSITION | DE29904204U |
| OPPOSITION | DE4327368 |
| OPPOSITION | DE4329330 |
| OPPOSITION | EP1208902 |
| OPPOSITION | US2008016832 |
| OPPOSITION | US2008148946 |
| OPPOSITION | US5509950 |
| OPPOSITION | US5679122 |
| OPPOSITION | US6004366 |
| OPPOSITION | US6830443 |
| OPPOSITION | WO2005063361 |
| OPPOSITION | WO9942719 |
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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Nov 30, 2022
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Description
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Description
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(Electronic) Receipt
Appeal
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Advice of delivery
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Letter accompanying subsequently filed items
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Authorisation
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Reply to appeal
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Reply to appeal
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Notice of appeal
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Decision to grant a European patent
Search/Exam
Jun 21, 2017
Jun 16, 2017
(Electronic) Receipt
Search/Exam
Jun 16, 2017
English translation of the claims
Search/Exam
Jun 16, 2017
French translation of claims
Search/Exam
Jun 16, 2017
Letter accompanying subsequently filed items
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Feb 28, 2017
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Intention to grant (signatures)
Search/Exam
Feb 28, 2017
Text intended for grant (clean copy)
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Feb 28, 2017
Feb 22, 2017
Amended claims with annotations
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Feb 22, 2017
Claims
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Feb 22, 2017
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Amended claims with annotations
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Claims
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Intention to grant (signatures)
Search/Exam
Oct 14, 2016
Text intended for grant (clean copy)
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Oct 14, 2016
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Submission concerning representation
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Feb 10, 2016
Submission concerning representation
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Dec 8, 2015
Annex to the communication
Search/Exam
Dec 8, 2015
Communication from the Examining Division
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Nov 30, 2015
Examination started
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Mar 30, 2015
Mar 25, 2015
Aug 13, 2013
Letter concerning fees and payments
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Feb 15, 2013
Feb 15, 2013
Amended description with annotations
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Feb 15, 2013
Amendments received before examination
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Feb 11, 2013
Feb 11, 2013
Amended description with annotations
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Feb 11, 2013
Amendments received before examination
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Sep 12, 2012
Aug 7, 2012
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May 16, 2012
(Electronic) Receipt
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May 16, 2012
Priority search results
Search/Exam
May 16, 2012
Request for entry into the European phase
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Apr 16, 2012
Information on entry into European phase
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Jun 28, 2011
Jun 9, 2011
Copy of the international search report
Search/Exam
Jun 9, 2011
Copy of the international search report
Search/Exam
Jun 9, 2011
Published international application - A1
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Jan 27, 2011
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Dec 2, 2010
(Electronic) Receipt
PCTRO
Dec 2, 2010
Abstract
PCTRO
Dec 2, 2010
Claims
PCTRO
Dec 2, 2010
Description
PCTRO
Dec 2, 2010
Drawings
PCTRO