Patent No. EP2854802 (titled "Oil/Water-Emulsion-Type Topical Compositions Containing A Retinoid") was filed by Galderma Research on May 30, 2013. The application was issued on Aug 24, 2022.
Synthesis of an oil-in-water emulsion with good physical and chemical stability, a rapid rate of penetration and a high level of penetration into the epidermis and/or the dermis. The composition comprises 3′′-tert-butyl-4′-(2-hydroxy-ethoxy)-4′′ acid.

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| Company | Opposition Date | Representative |
|---|---|---|
| GENERICS UK | Apr 24, 2019 | HGF |
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.
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