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IP Verse

Tapentadol For Preventing Chronification Of Pain - EP2694049

The patent EP2694049 was granted to Grnenthal on Oct 31, 2018. The application was filed on Apr 3, 2012 under application number EP12718064A. The patent is currently recorded with a legal status of "Revoked".

EP2694049

GRNENTHAL
Application Number
EP12718064A
Filing Date
Apr 3, 2012
Status
Revoked
Feb 2, 2024
Publication Date
Oct 31, 2018
External Links
Slate, Register, Google Patents

Patent Summary

Using tapentadol, a centrally acting analgesic with a dual mode of action consisting of µ-opioid receptor (MOR) agonism and norepinephrine (NE) reuptake inhibition, to prevent pain chronification. Tapentadol can be administered during the acute pain phase following an injury or surgery to prevent the conversion of acute pain into chronic pain. The mechanism involves reversal of nerve injury-induced hyperalgesia and allodynia in both cephalic and extracephalic territories. Tapentadol can also be used to treat pain in subjects suffering from chronification of pain.

Patent Family

Patent Family

Patent Oppositions (3)

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
DEVELCO PHARMAJan 13, 2021GREINERWITHDRAWN
GENERICS UKJul 31, 2019ELKINGTON AND FIFEADMISSIBLE
HEXALJul 29, 2019KRAUS & LEDERER PARTGMBBWITHDRAWN

Patent Citations (10) New

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

Citation PhasePublication Number
DESCRIPTIONEP0693475
DESCRIPTIONEP1985292
DESCRIPTIONUS2005058706
DESCRIPTIONUS4612008
DESCRIPTIONUS4765989
DESCRIPTIONUS4783337
INTERNATIONAL-SEARCH-REPORTEP1985292
INTERNATIONAL-SEARCH-REPORTWO2007128412
INTERNATIONAL-SEARCH-REPORTWO2009067703
OPPOSITIONEP1985292

Dossier Documents

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    Description

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