This is a revised answer
APM 9.x including 9.6 and 9.7 certificates expired in 2015. For more details, see When Does the APM/Workstation JRE Certificate expire for APM 9.6-10.3? (REVISED)
APM 10.x certificates expire in 2018
Here is ta sample cerificate
Introscope Enterprise Manager Release 10.3.0.16 (Build 990016)
Valid from: Mon Mar 09 17:00:00 PDT 2015 until: Fri Mar 09 15:59:59 PST 2018