Trademark Infringement Litigation

Trademark InfringementLitigation Attorney

Keyhani LLC represents brand owners and accused businesses in trademark infringement disputes involving confusion evidence, marketplace use, injunction risk, damages exposure, and settlement posture.

Litigation onlyTrademark disputes and court-focused strategy
Both sidesBrand owners and accused businesses
80+ casesFederal cases as lead counsel through Darius Keyhani
Active Disputes

Trademark Infringement Counsel for Marketplace Conflict

A trademark infringement case turns on how the accused use appears in the market: names, logos, slogans, packaging, listings, search ads, customer messages, distributor communications, and launch records.

Brand Owners

Enforcement strategy for confusion, misuse, copied brand identifiers, marketplace disruption, and injunction posture.

Accused Businesses

Defense strategy for demand letters, complaints, takedowns, launch threats, and overbroad infringement claims.

Online Marketplace Conflicts

Disputes involving search ads, listings, takedowns, reseller pages, sponsored results, and competing online uses.

Strategy Issues

Issues That Shape Infringement Strategy

Early litigation choices should connect the legal position to the commercial pressure creating the dispute.

Confusion Evidence

Customer messages, marketplace presentation, search results, packaging, sales-channel overlap, and buyer sophistication.

Remedy Risk

Injunction exposure, damages, profits, fees, corrective advertising, launch disruption, and settlement leverage.

Forum and Timing

Federal court, state-law claims, personal jurisdiction, venue, and emergency motion practice.

Business Objective

Stop misuse, defend continued use, preserve a launch, avoid confusion, or narrow the conflict.

Attorney and Court Fit

Courts, Attorney Leadership, and Scope

Keyhani LLC evaluates trademark infringement disputes for forum, admissions, local-counsel needs, emergency motion risk, discovery burden, appeal path, and whether the dispute should be narrowed before pleadings or emergency motion practice begins.

Darius Keyhani

20+ years of IP litigation experience and 80+ federal cases as lead counsel.

Frances Stephenson

Member and co-owner of Keyhani LLC, admitted in New York only.

Litigation Scope

Enforcement, defense, settlement posture, injunction analysis, and court strategy for trademark disputes.

Related Work

Related Trademark and IP Litigation Paths

Discuss a Trademark Infringement Matter

If your business is enforcing a mark or responding to an infringement accusation, Keyhani LLC can evaluate the litigation posture, evidence, forum, and next step.