Patent No. EP2143551 (titled "Process For Formation Of Resin Surface, Process For Production Of Articles Having Recesses Different In Size On The Surface, Such Articles, Process For Production Of Gloves, And Gloves") was filed by Towa on Mar 27, 2008. The application was issued on Aug 27, 2014.

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 |
|---|---|---|
| ANSELL | May 26, 2015 | ZIMMERMANN & PARTNER PATENTANWALTE 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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