Patent No. EP2002978 (titled "Liquid Transfer Member Pressing Force Adjusting Method And Apparatus Of Rotary Stencil Printing Plate Liquid Coating Machine") was filed by Komori on May 29, 2008. The application was issued on Jan 17, 2024.

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 |
|---|---|---|
| KBA NOTASYS | Mar 24, 2015 | KOENIG & BAUER |
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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