$coupon_code = 'TASTY10';
global $woocommerce;
$c = new WC_Coupon($coupon_code);
echo "Discount Amount ".$c->amount."
";//Get Discount amount
echo "Discount Type ".$c->discount_type."
";//Get type of discount
echo "Individual Use ".$c->individual_use."
";//Get individual use status
echo "Usage Count ".$c->usage_count."
";//Get number of times the coupon has been used
echo "Uage Limit ".$c->usage_limit."
";//Get usage limit
echo "Coupon Description ".$c->description."
";//Get coupon description