The weekly litigation news digest is live. Subscribe now

IP Verse

Capsule Formulations - EP3886820

The patent EP3886820 was granted to Chemocentryx on May 17, 2023. The application was filed on Nov 27, 2019 under application number EP19889873A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3886820

CHEMOCENTRYX
Application Number
EP19889873A
Filing Date
Nov 27, 2019
Status
Granted And Under Opposition
Mar 10, 2023
Publication Date
May 17, 2023
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
LEK PHARMACEUTICALS DDJan 12, 2024ELKINGTON AND FIFEADMISSIBLE
HAMM & WITTKOPPJan 11, 2024WITTKOPPADMISSIBLE

Patent Citations (18) New

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

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTUS2007298099
INTERNATIONAL-SEARCH-REPORTUS2010311753
INTERNATIONAL-SEARCH-REPORTUS2017246186
INTERNATIONAL-SEARCH-REPORTUS2018179160
INTERNATIONAL-SEARCH-REPORTUS2018280530
OPPOSITIONEP2381778
OPPOSITIONUS2007298099
OPPOSITIONUS2010311753
OPPOSITIONUS2011086844
OPPOSITIONUS2011312973
OPPOSITIONUS2016346207
OPPOSITIONUS2017246186
OPPOSITIONUS2018179160
OPPOSITIONUS2018280530
OPPOSITIONUS8632763
OPPOSITIONWO2011163640
OPPOSITIONWO2017123716
OPPOSITIONWO2019089534

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