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Efficient Sunscreen Compositions With Diethylamino Hydroxybenzoyl Hexyl Benzoate And Butyl Methoxydibenzoylmethane - EP3937893

The patent EP3937893 was granted to Basf on Sep 4, 2024. The application was originally filed on Mar 13, 2020 under application number EP20710519A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3937893

BASF
Application Number
EP20710519A
Filing Date
Mar 13, 2020
Status
Granted And Under Opposition
Aug 2, 2024
Publication Date
Sep 4, 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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DSM ASSETSJun 3, 2025KRAUS & LEDERER PARTGMBBADMISSIBLE
BEIERSDORFMay 30, 2025BEIERSDORFADMISSIBLE

Patent Citations (22) New

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

Citation PhasePublication Number
DESCRIPTIONEP2837407
DESCRIPTIONEP3093006
DESCRIPTIONEP3093007
DESCRIPTIONEP3093008
DESCRIPTIONEP3195853
DESCRIPTIONEP3351236
DESCRIPTIONWO2011003774
INTERNATIONAL-SEARCH-REPORTEP3354253
INTERNATIONAL-SEARCH-REPORTWO2011003774
OPPOSITIONDE102017213230
OPPOSITIONDE19539428
OPPOSITIONEP1310237
OPPOSITIONEP1310239
OPPOSITIONEP1323412
OPPOSITIONEP3093008
OPPOSITIONEP3195853
OPPOSITIONEP3231416
OPPOSITIONWO03039506
OPPOSITIONWO03039507
OPPOSITIONWO2011003774
OPPOSITIONWO2015150115
OPPOSITIONWO2019020247

Dossier Documents

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  • Date

    Description

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