Patent No. EP3166570 (titled "Two-Component Self-Adhesive Dental Composition, Process Of Production And Use Thereof") was filed by M Innovative Properties on Jul 7, 2015. The application was issued on Apr 20, 2022.

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.
| Company | Opposition Date | Representative |
|---|---|---|
| KULZER | Jan 17, 2023 | PELSTER BEHRENDS PATENTANWALTE PARTG MBB |
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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