Logo for Christensen O'Connor Johnson Kindness PLLC

Christensen O'Connor Johnson Kindness PLLC

United States 2025

Overview

Christensen O'Connor Johnson KindnessPLLC (COJK) is a Seattle-based intellectual property law firm providing legal services in all areas of intellectual property, including patents, trademarks, copyrights, trade dress, trade secrets, licensing, and litigation, dispute resolution, and other IP conflicts. COJK was founded in 1929 and has established itself as one of the Northwest's premier IP law firms.

The attorneys at COJK are committed to seeking and delivering strategic advantages for a wide range of clients, including worldwide industry leaders in aerospace and aeronautics, consumer goods and products, entertainment, food sciences, food and beverages, life sciences and biotechnology, medical and mechanical devices, semiconductors, software, and telecommunications.

COJK's diverse, collaborative, and dedicated team of attorneys and paralegals provides comprehensive representation to enhance the long-term market value of clients' intellectual property assets. COJK maintains a strong global network of IP law firms, and patent and trademark offices, to ensure the best legal protection for clients, domestically and internationally.

Founded:
1929
Size:
27
Magnifying glass with star icon
Practice Areas:
4
Person outline with Best Lawyers logo
Best Lawyers Recognized:
11

Rankings

National

Tier
2
National Ranking
Trademark Law
Tier
3
National Ranking
Copyright Law
Tier
3
National Ranking
Litigation - Intellectual Property
Tier
3
National Ranking
Patent Law

Regional

Seattle

Tier
1
Seattle
Patent Law
Tier
1
Seattle
Trademark Law
Tier
2
Seattle
Copyright Law
Tier
2
Seattle
Litigation - Intellectual Property
Tier
2
Seattle
Litigation - Patent

Firm Leadership

John D. Denkenberger
Managing Member

Rankings

National

Tier
2
National Ranking
Trademark Law
Tier
3
National Ranking
Copyright Law
Tier
3
National Ranking
Litigation - Intellectual Property
Tier
3
National Ranking
Patent Law

Regional

Seattle

Tier
1
Seattle
Patent Law
Tier
1
Seattle
Trademark Law
Tier
2
Seattle
Copyright Law
Tier
2
Seattle
Litigation - Intellectual Property
Tier
2
Seattle
Litigation - Patent

Practice Areas

Christensen O'Connor Johnson Kindness PLLC has been ranked by Best Law Firms for excellence in 5 specialties, reflecting the firm's commitment to delivering outstanding legal services.
Additionally, the firm provides services in these practice areas:
  • Copyright Law
  • Litigation - Intellectual Property
  • Patent Law
  • Trademark Law

Individuals Recognized in The Best Lawyers in America®

Christensen O'Connor Johnson Kindness PLLC proudly has 11 lawyers recognized for their outstanding professional performance in the 2025 edition of The Best Lawyers in America®. This peer-reviewed honor highlights individual excellence and directly qualifies the firm for consideration in the prestigious Best Law Firms rankings. For over four decades, Best Lawyers has been the gold standard for recognizing top legal talent, serving as the cornerstone for Best Law Firms awards. Learn more about our rigorous Best Lawyers research and selection process.
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Offices & Contacts

Seattle, WA
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