Fig. 11

Cumulative growth of the number of in ovo sexing patent applications until 2023. For each category, the first publication year and the total publication number in 2023 are presented in between parentheses. In total, 115 unique patent families and 524 patent application numbers were registered until 2023. The legal status (active, inactive, pending, or unknown) of the patents on May 2023 for each category is shown in detail in the graph