Patent No. EP2879875 (titled "Flexible Underwater Pipe Including An Inner And/Or Outer Polymeric Sealing Sheath Including Polyethylene Having A High Molecular Weight") was filed by Technipfmc Subsea France on Jul 31, 2013. The application was issued on Jul 17, 2024.

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 |
|---|---|---|
| GE OIL & GAS UK | May 10, 2018 | HGF |
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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