When/What are the Dates off previous patches for mk9..?

[ZtrideRz]

How many patches have there been now and when where they introduced dose anyone know the dates? And dose anyone know when the next patch is?

 

[fr stack]

i think theres been about 5 patches total i dont know the dates though . also i doubt there will be another patch nrs came out an said they were done wit mk9 i believe