·16 min read
When to Negotiate a Coexistence Agreement Instead of Fighting
A practical guide to trademark coexistence agreements — when they beat litigation, key terms to negotiate, and real-world examples.
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Blog
Insights and updates from Signa
Claire Ashford
·17 min read
Naked Licensing: The Silent Trademark Killer
How naked licensing destroys trademarks — covering landmark cases, the quality control requirement, franchise implications, and practical frameworks.
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·12 min read
The Practitioner's Guide to Global Trademark Filing in 2026
A data-backed guide to multi-jurisdiction trademark filing — with real fee tables, Madrid vs. direct filing analysis, a worked five-country cost example, and the Nice Classification 13th Edition changes you need to plan around.
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·16 min read
Trade Dress Protection: Beyond Logos and Names
Guide to trade dress protection — the distinctiveness and non-functionality tests, famous examples from Coca-Cola to Louboutin, and registration strategies.
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·18 min read
TTAB Proceedings: The Complete Guide to Oppositions, Cancellations, and Appeals
Complete guide to TTAB proceedings — opposition and cancellation timelines, costs, success rates, settlement strategies, and trial procedures.
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·21 min read
Proving Acquired Distinctiveness: How to Build and Document Secondary Meaning
How to prove acquired distinctiveness for trademarks — the six types of evidence, Section 2(f) claims, the five-year shortcut, and real case studies.
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·10 min read
Nice Classification 2026: What Changed, What Moved, and What You Need To Do
The 13th Edition of the Nice Classification took effect January 1, 2026, bringing the largest structural changes in a decade. Eyewear moved to Class 10, AIaaS landed in Class 42, and essential oils split across four classes. Here is every major reclassification, who is affected, and exactly how to update your search and filing workflows.
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·8 min read
The Problem With Trademark Data (And Why We Built an API to Fix It)
93.2 million active trademarks. 200+ offices. Zero unified way to access them. Here's why trademark data remains one of the most fragmented datasets in legal tech — and what Signa's API does about it.
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