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Process For Preparing Carrier Particles For Dry Powders For Inhalation - EP2552424

The patent EP2552424 was granted to Chiesi Farmaceutici on May 9, 2018. The application was originally filed on Mar 11, 2011 under application number EP11712196A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP2552424

CHIESI FARMACEUTICI
Application Number
EP11712196A
Filing Date
Mar 11, 2011
Status
Opposition Rejected
Nov 10, 2023
Publication Date
May 9, 2018
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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POLPHARMAFeb 7, 2019HOFFMANN EITLEADMISSIBLE
ZBM PATENTS ZEAJan 8, 2019ZBM PATENTS ZEAADMISSIBLE

Patent Citations (23) New

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

Citation PhasePublication Number
DESCRIPTIONUS4008209
DESCRIPTIONUS4086219
DESCRIPTIONUS4124577
DESCRIPTIONUS4317815
DESCRIPTIONUS5110904
DESCRIPTIONUS6528096
DESCRIPTIONWO0053158
DESCRIPTIONWO2004012801
DESCRIPTIONWO2004073827
DESCRIPTIONWO2008114052
DESCRIPTIONWO2008155570
DESCRIPTIONWO2010007447
INTERNATIONAL-SEARCH-REPORTEP2080508
INTERNATIONAL-SEARCH-REPORTWO0053157
INTERNATIONAL-SEARCH-REPORTWO2009001064
OPPOSITIONEP2621494
OPPOSITIONUS6645466
OPPOSITIONWO0053157
OPPOSITIONWO0178694
OPPOSITIONWO2005105043
OPPOSITIONWO2009001064
OPPOSITIONWO2009061273
OPPOSITIONWO2012041717

Dossier Documents

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    Description

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