From: Patenting and patent challenges in South Korea after introducing a patent linkage system
Approval year | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | Total |
---|---|---|---|---|---|---|---|---|---|
Number of drugs (N) | 68 | 100 | 107 | 112 | 99 | 89 | 36 | 48 | 659 |
Mean | 1.72 | 2.10 | 1.90 | 1.80 | 1.85 | 1.84 | 1.69 | 2.00 | 1.87 |
Standard deviation | 1.26 | 1.61 | 1.09 | 0.94 | 1.04 | 1.52 | 0.74 | 1.36 | 1.24 |
Drug type | |||||||||
Chemical | 1.77 | 2.01 | 1.92 | 1.78 | 1.88 | 1.65 | 1.83 | 1.84 | 1.84 |
Biologic | 1.37 | 2.90 | 1.86 | 1.91 | 1.67 | 2.80 | 1.14 | 2.55 | 2.08 |
Statutory exclusivity | |||||||||
No | 1.79 | 2.11 | 1,78 | 1.58 | 1.59 | 1.55 | 1.40 | 2.00 | 1.76 |
Yes | 1.68 | 2.09 | 2.00 | 1.97 | 1.96 | 2.08 | 1.74 | 2.00 | 1.96 |
Manufacturer type | |||||||||
Domestic | 1.31 | 1.27 | 1.11 | 1.38 | 1.43 | 1.51 | 1.38 | 1.12 | 1.33 |
Foreign | 1.91 | 2.75 | 2.17 | 2.01 | 2.09 | 2.10 | 1.79 | 2.44 | 2.17 |
Administration | |||||||||
Oral | 1.91 | 2.05 | 2.01 | 1.88 | 1.89 | 1.68 | 1.76 | 1.80 | 1.90 |
Injection | 1.38 | 2.56 | 1.85 | 1.93 | 1.81 | 2.29 | 1.25 | 2.55 | 1.98 |
Others | 1.44 | 1.62 | 1.30 | 1.25 | 1.73 | 1.67 | 2.33 | 2.00 | 1.56 |
ATC classification | |||||||||
J/L | 1.58 | 3.22 | 2.03 | 2.15 | 1.96 | 2.15 | 1.71 | 3.00 | 2.18 |
A/B/C | 1.90 | 1.40 | 1.81 | 1.65 | 1.79 | 1.80 | 1.71 | 2.11 | 1.72 |
M/N | 1.67 | 2.39 | 2.07 | 1.87 | 1.80 | 1.40 | 1.00 | 1.28 | 1.85 |
Other | 1.50 | 2.33 | 1.54 | 1.21 | 1.90 | 1.44 | 2.00 | 1.88 | 1.74 |