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100th Anniversary Katzarov's Manual on Industrial Property

Over 200 countries

Main IP Conventions

At-a-glance tables for easy reference

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Filing and maintenance requirements

IP prosecution and enforcement tips

Latest updates

Mexico: amendment to substantive examination of patents and utility models

Effective March 12, 2026

Qatar and Uzbekistan adopt the 13th Edition of the Nice Classification

From February 16, 2026 and January 1, 2026, respectively

Eurasian Patent Organization (EAPO) joins the Patent Law Treaty

In force as of March 17, 2026

Patent Regulations under the Eurasian Patent Convention amended

In force since February 1, 2026

Georgia: Law on Designs amended

In force since November 11, 2025

Zambia: Trade Marks Act, 2023

In force since December 31, 2025

News

WIPO’s Riyadh Design Law Treaty (RDLT)

Albania is the 1st country to ratify the RDLT

Read more
March 19, 2026

IP and advanced cell therapies

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February 19, 2026

February Newsletter

Our February Newsletter is out

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February 5, 2026

January Newsletter

Our January Newsletter is out

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January 8, 2026

November Newsletter

Our November Newsletter is out

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November 4, 2025

Bye bye KIPO

As of October 1, 2025

Read more
October 23, 2025

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The International IP Reference since 1924
At-a-glance Tables summarizing Key Information
International Conventions, Agreements, Treaties and Regulations
Over 200 Countries
Filing and Maintenance Requirements Worldwide

The International IP Reference since 1924

At-a-glance Tables summarizing Key Information

International Conventions, Agreements, Treaties and Regulations

Over 200 Countries

Filing and Maintenance Requirements Worldwide