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The patent EP2355742 was granted to Align Technology on Nov 10, 2021. The application was filed on Nov 20, 2009 under application number EP09828318A. 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 |
|---|---|---|---|
| SHAPE | Dec 19, 2018 | GUARDIAN CONSULTING IS | - |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | US2008227050 |
| INTERNATIONAL-SEARCH-REPORT | US2006223023 |
| INTERNATIONAL-SEARCH-REPORT | US2008227050 |
| INTERNATIONAL-SEARCH-REPORT | US4676747 |
| OPPOSITION | US2005079468 |
| OPPOSITION | US2005106525 |
| OPPOSITION | US2006223022 |
| OPPOSITION | US2007128574 |
| OPPOSITION | US2007168152 |
| OPPOSITION | US2008085487 |
| OPPOSITION | US2008227050 |
| OPPOSITION | US4723910 |
| OPPOSITION | US6309215 |
| OPPOSITION | US6705863 |
| OPPOSITION | US6736638 |
| OPPOSITION | US7033327 |
| OPPOSITION | WO2009097054 |
| OPPOSITION | WO2009097383 |
| SEARCH | US2006223022 |
| SEARCH | US2008227050 |
| SEARCH | US6309215 |
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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Intention to grant (signatures)
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Text intended for grant (clean copy)
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(Electronic) Receipt
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Claims
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French translation of claims
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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(Electronic) Receipt
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Claims
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Description
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Letter accompanying subsequently filed items
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Annex to the communication
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Communication from the Examining Division
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(Electronic) Receipt
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Claims
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Letter accompanying subsequently filed items
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Annex to the communication
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Communication from the Examining Division
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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European search opinion
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Supplementary European search report
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(Electronic) Receipt
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Letter accompanying subsequently filed items
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Annex to the communication
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Search started
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Submission concerning representation
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(Electronic) Receipt
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Request for entry into the European phase
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Notification of the recording of a change
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Information on entry into European phase
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Copy of the international search report
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Published international application - A1
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