https://www.epo.org/en/searching-for-patents/helpful-resources/patent-knowledge-news/patenticulars-14
Patenticulars
The deadline for submissions to our 2021 end-of-year crossword challenge was 10 February 2022 and the competition has now closed. We would like to thank all of you who took part - your efforts were much appreciated! As previously announced, the winners will be contacted sometime in the next four weeks. Meanwhile, you can view the solution here. Thank you again for all your submissions. We hope you enjoyed taking part in this challenge as much as we enjoyed making it.