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IP Verse

Polybutene-Free Lubricating Composition - EP4065674

The patent EP4065674 was granted to Borealis on May 1, 2024. The application was originally filed on Nov 24, 2020 under application number EP20811322A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP4065674

BOREALIS
Application Number
EP20811322A
Filing Date
Nov 24, 2020
Status
Granted And Under Opposition
Mar 29, 2024
Publication Date
May 1, 2024
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions (2)

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

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SONNEBORN REFINED PRODUCTSJan 31, 2025TOMKINSADMISSIBLE
THE DOW CHEMICALJan 31, 2025BECK GREENERADMISSIBLE

Patent Citations (6) New

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

Citation PhasePublication Number
DESCRIPTIONUS4798684
DESCRIPTIONUS5084197
DESCRIPTIONWO2019028310
INTERNATIONAL-SEARCH-REPORTCN108384619
INTERNATIONAL-SEARCH-REPORTJP2003213283
OPPOSITIONJP2003213283

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

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