Clay A. Tillack's intellectual property practice incorporates:
- Franchise, false advertising and trade secret litigation
- Trademark infringement and opposition litigation
- Trademark counseling and prosecution
- Advertising review and NAD proceedings
His commercial litigation practice incorporates:
- Information technology litigation
- Insurance, discrimination and other complex disputes
As Chair of Schiff Hardin's LGBT Diversity Subcommittee, Mr. Tillack works with firm and practice group management and with the firm's diversity, recruiting and professional personnel committees to coordinate the firm's approach to LGBT professional development issues, staffing and work issues.