The weekly litigation news digest is live. Subscribe now

Use Of A Steel Composition For The Production Of An Armouring Layer Of A Flexible Pipe And The Flexible Pipe - EP1929058

The patent EP1929058 was granted to National Oilwell Varco Denmark IS on Sep 27, 2017. The application was originally filed on Mar 14, 2006 under application number EP06706140A. The patent is currently recorded with a legal status of "Revoked".

EP1929058

NATIONAL OILWELL VARCO DENMARK IS
Application Number
EP06706140A
Filing Date
Mar 14, 2006
Status
Revoked
Sep 5, 2025
Publication Date
Sep 27, 2017
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

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.

CompanyOpposition DateRepresentativeOpposition Status

Get instant alerts for new oppositions and patent status changes

TECHNIP FRANCEJun 27, 2018LAVOIX -

Patent Citations (12) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONFR2764669
DESCRIPTIONUS2004050442
DESCRIPTIONUS6408891
DESCRIPTIONWO0227056
DESCRIPTIONWO2004079028
INTERNATIONAL-SEARCH-REPORTFR2764669
INTERNATIONAL-SEARCH-REPORTUS2003172999
INTERNATIONAL-SEARCH-REPORTUS2004050442
INTERNATIONAL-SEARCH-REPORTWO0144531
OPPOSITIONFR2764669
OPPOSITIONWO0000650
OPPOSITIONWO0227056

Dossier Documents

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

  • Get instant alerts for new documents