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The patent EP1709326 was granted to LM Glasfiber on Dec 20, 2017. The application was filed on Jan 12, 2005 under application number EP05700564A. 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 |
|---|---|---|---|
| VESTAS WIND SYSTEMS | Sep 19, 2018 | KENT | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | DE19748716 |
| INTERNATIONAL-SEARCH-REPORT | EP0718495 |
| INTERNATIONAL-SEARCH-REPORT | EP1011182 |
| INTERNATIONAL-SEARCH-REPORT | US2982494 |
| INTERNATIONAL-SEARCH-REPORT | US4237514 |
| INTERNATIONAL-SEARCH-REPORT | US5841066 |
| INTERNATIONAL-SEARCH-REPORT | US6457943 |
| INTERNATIONAL-SEARCH-REPORT | US6612810 |
| INTERNATIONAL-SEARCH-REPORT | WO0177527 |
| OPPOSITION | GB2295594 |
| OPPOSITION | US2003141721 |
| OPPOSITION | US3416027 |
| OPPOSITION | US4237514 |
| OPPOSITION | US4506311 |
| OPPOSITION | US4796153 |
| OPPOSITION | US5841066 |
| OPPOSITION | US6338455 |
| OPPOSITION | US6457943 |
| OPPOSITION | WO0079128 |
| OPPOSITION | WO0177527 |
| OPPOSITION | WO9853200 |
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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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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OPPO
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Annexes in respect of a client data request
Search/Exam
Dec 8, 2017
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Decision to grant a European patent
Search/Exam
Nov 15, 2017
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(Electronic) Receipt
Search/Exam
Oct 12, 2017
Annexes in respect of a client data request
Search/Exam
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Search/Exam
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Annexes in respect of a client data request
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Annexes in respect of a client data request
Search/Exam
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Letter accompanying subsequently filed items
Search/Exam
Oct 12, 2017
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(Electronic) Receipt
Search/Exam
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Annexes in respect of a client data request
Search/Exam
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Search/Exam
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French translation of claims
Search/Exam
Jul 3, 2017
German translation of the claims
Search/Exam
Jul 3, 2017
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Intention to grant (signatures)
Search/Exam
Mar 6, 2017
Text intended for grant (clean copy)
Search/Exam
Mar 6, 2017
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(Electronic) Receipt
Search/Exam
Aug 25, 2016
Amended claims with annotations
Search/Exam
Aug 25, 2016
Claims
Search/Exam
Aug 25, 2016
Description
Search/Exam
Aug 25, 2016
Letter accompanying subsequently filed items
Search/Exam
Aug 25, 2016
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Annex to the communication
Search/Exam
Apr 19, 2016
Communication from the Examining Division
Search/Exam
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Annexes in respect of a client data request
Search/Exam
Sep 10, 2013
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Search/Exam
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Authorisation
Search/Exam
Sep 10, 2013
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(Electronic) Receipt
Search/Exam
Jul 24, 2012
Amended claims with annotations
Search/Exam
Jul 24, 2012
Claims
Search/Exam
Jul 24, 2012
Letter accompanying subsequently filed items
Search/Exam
Jul 24, 2012
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Annex to the communication
Search/Exam
Mar 15, 2012
Communication from the Examining Division
Search/Exam
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Annexes in respect of a client data request
Search/Exam
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Letter concerning the inventor
Search/Exam
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Letter which had not been notified
Search/Exam
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Annex
Search/Exam
Jul 13, 2006
Request for entry into the European phase
Search/Exam
Jun 8, 2006
Information on entry into European phase
Search/Exam
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Notification of election of EPO
Search/Exam
Dec 12, 2005
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Abstract
PCT2
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PCT demand form
PCT2
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Copy of the international search report
Search/Exam
Aug 4, 2005
Published international application - A1
Search/Exam
May 3, 2005
Abstract
PCTISA
Feb 16, 2005
Urgent incoming letter
PCTISA
Feb 8, 2005
Abstract
PCTISA
Feb 8, 2005
Claims
PCTISA
Feb 8, 2005
Description
PCTISA
Feb 8, 2005
Drawings
PCTISA