If you were actively engaged in your trade or business but didn't receive income, then you should file and claim your expenses.
You should still file, even if you haven't received income yet. You can show a loss on Schedule C when filing taxes with no income to offset other income.
-follow these links for additional information-
What Is a Schedule C IRS form? - TurboTax Tax Tips & Videos
Reporting Self-Employment Business Income and ... - TurboTax
