Dear here is the micromax A67 BOLT tested solution to remove pattern lock or gmail lock
Connection successful,connected state!
After that the spd drivers will have the ability to be loaded.
Available Ports:COM3 COM4 COM15 COM16 COM17
Device connection is successful.
Root process may restart the device several times, keep your device and data lines connected correctly.
Getting Root privileges, please wait...
Device Model: Micromax A67
Android Release: 4.0.3
Root Success,the device is restartting.
Resetting GMail, please wait...
Reset GMail success, device is restartting.
Then to wipe data just select this option and click run
Being cleared, please wait...
Clear OK, device is restartting.