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The patent EP1506085 was granted to Composite Technology on Dec 7, 2016. The application was filed on Apr 23, 2003 under application number EP03718501A. The patent is currently recorded with a legal status of "Revoked".

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 |
|---|---|---|---|
| MERCURY CABLE | Sep 17, 2018 | BANDPAY & GREUTER | INTERVENTION ADMISSIBLE |
| MERCURY CABLE & ENERGY | Sep 17, 2018 | BANDPAY & GREUTER | INTERVENTION ADMISSIBLE |
| EPSILON COMPOSITE | Jul 13, 2017 | AUGUST DEBOUZY | ADMISSIBLE |
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| DESCRIPTION | EP1124235 |
| DESCRIPTION | EP1168374 |
| EXAMINATION | JPH067112U |
| INTERNATIONAL-SEARCH-REPORT | US3331919 |
| INTERNATIONAL-SEARCH-REPORT | US3692924 |
| OPPOSITION | DE19530949 |
| OPPOSITION | EP1124235 |
| OPPOSITION | JP2000027082 |
| OPPOSITION | JPH0374008 |
| OPPOSITION | JPH067112 |
| OPPOSITION | JPH10329247 |
| OPPOSITION | JPS5948148 |
| OTHER | JPH067112U |
| SEARCH | US6329056 |
| SEARCH | WO0206549 |
| SEARCH | WO0206550 |
| SEARCH | WO0207170 |
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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Jun 28, 2022
Refund of fees
Appeal
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May 23, 2016
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Preparation for oral proceedings
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Nov 24, 2015
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Sep 29, 2015
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Non-patent literature filed by a third party
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Communication from the Examining Division
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Letter accompanying subsequently filed items
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Feb 13, 2007
Maintenance of the application
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Supplementary European search report
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Apr 28, 2005
Copy of the international search report
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Apr 28, 2005
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Claims
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Nov 23, 2004
Description
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Nov 23, 2004
Matter concerning the application
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Nov 23, 2004
Request for entry into the European phase
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Nov 22, 2004
Request for entry into the European phase
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Sep 10, 2004
Information on entry into European phase
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May 27, 2004
May 21, 2004
Nov 6, 2003
Copy of the international search report
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Nov 6, 2003
Published international application - A1
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