Latest
AI
Careers
Diversity
Future of IP
Law firm news
Standard-essential patents
Trade secrets
Unified Patent Court
Patents
Trademarks
Copyright
Jurisdiction reports
Rankings
About Rankings
Practice Area Rankings
Diversity & Inclusion Top 100 2025
Leaders 2025
Company Directory
WIPR Insights
Magazines
Whitepapers
Webinars
Events
Conferences
Conference Videos
About
Contact
Newsletter
Login
Subscribe
Home
About
Contact
Newsletter
Login
Subscribe
Home
Leaders Directory 2025
Mark Steiner
Mark Steiner
Key details
Job title:
Partner
Firm:
Duane Morris
Jurisdiction:
USA
Services:
Trademarks, Trade Secrets, Patents
Type:
Non-Contentious
More leaders
profile
Agatha Liu
Partner
Duane Morris
profile
Mark Lerner
Partner
Duane Morris
profile
Vicki Norton
Partner
Duane Morris
profile
Christiane Schuman Campbell
Partner
Duane Morris
More features
Explainer: Quantum computing and IP
Partner up: A guide to IP clauses in co-development agreements
Second bite at the cherry: Adjudicating redesigns after an ITC exclusion order
Temu’s Brand Guardian Initiative passes 1,500-partner mark as platform steps up IP protection