The patent EP3535304B1 was granted to Basf on Dec 9, 2020 following the initial filing on Oct 24, 2017 under the application number EP17794933A . The current legal status of the patent is Revoked.
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.
The dossier documents provide a comprehensive record of the patent’s prosecution history, including filings, correspondence, and decisions made by patent offices. These documents are crucial for understanding the patent’s legal journey and any challenges it may have faced during examination. It also includes the oppositions documents filed against the patent.
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Sep 15, 2020
EP17794933: (Electronic) Receipt
Search/Exam
Sep 15, 2020
EP17794933: French translation of claims
Search/Exam
Sep 15, 2020
EP17794933: German translation of the claims
Search/Exam
Sep 15, 2020
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EP17794933: Intention to grant (signatures)
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Jun 9, 2020
EP17794933: Examination started
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Dec 27, 2019
EP17794933: (Electronic) Receipt
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Dec 27, 2019
EP17794933: Amended claims with annotations
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EP17794933: (Electronic) Receipt
Search/Exam
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EP17794933: Abstract
PCTRO
Oct 24, 2017
EP17794933: Claims
PCTRO
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