Patent No. EP3341216 (titled "Single Or Dual Transfer Process For Preparing And Transfering Sharply Defined Single Elements To Objects To Be Protected") was filed by Crane Security on Aug 26, 2016. The application was issued on Sep 25, 2019.

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 |
|---|---|---|
| LEONHARD KURZ STIFTUNG | Jun 25, 2020 | LOUIS POHLAU LOHRENTZ |
| GIESECKEDEVRIENT CURRENCY TECHNOLOGY | Jun 24, 2020 | GIESECKEDEVRIENT |
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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