Probably these same terms.
I don't know what the valid from - to dates are though.
Terms and Conditions:
-For U.S. players only.
- No purchase is required to claim $20 Free Play Chips Bonus.
- Only one Bonus per customer permitted.
- This bonus has a minimum play through requirement of 30 times.
- There is no maximum cashout limit with this promotion, and needs a minimum current balance of $50 before any prize may be claimed.
- Use coupon code and get $20 Free Play Chips.
- This promotion is valid from the ???