Christensen O'Connor Johnson Kindness, PLLC

Christensen O’Connor Johnson Kindness (COJK) is a premier intellectual property law firm in the Pacific Northwest. Established in 1929, the firm has been providing intellectual property legal services to its local, regional, national, and international clients for over nine decades. Based in Seattle, Washington, this boutique IP firm delivers exceptional patent, trademark, copyright, licensing, and related IP counseling, opinions, and litigation services to clients across a diverse array of industries and technologies, from startups to multinational corporations.

Clients choose COJK as their intellectual property legal counsel for our personalized and expert approach to protecting their intellectual property assets. As a boutique IP firm, we offer specialized attention to our clients, and we leverage our extensive industry experience to deliver exceptional IP legal counsel to you. Our boutique law firm structure allows us to prioritize your needs and deliver excellent client service.

We understand that your business success and intellectual property goals are of utmost importance, and we align our services with your expectations, needs, and objectives. With our collaborative approach, we ensure that your vision is at the forefront of our legal strategies. Our goal is to protect and enhance your intellectual property and provide tailored solutions that support your success. With a rich legacy spanning 95 years, you can trust COJK for unparalleled legal services and an unwavering commitment to your IP needs.

Managing Member 

John D. Denkenberger

Main Areas of Practice

• Patents: We write strong, defensible patents through a deep understanding of technology and IP law.
• Trademarks: We assist clients to select strong and distinctive marks to help build and protect an organization’s brand.
• Copyrights: We skillfully apply copyright law to situations involving the latest technologies, working with authors, creators, and owners of original works to protect their IP rights.
• Licensing & Agreements: We draft, interpret, and negotiate sophisticated, intricate agreements that garner strong returns on IP assets.
• Litigation & Dispute Resolution: COJK litigators understand the inherent risks of litigation, whether to a to a product line, a business unit, or an entire business. We work with clients to develop litigation strategies that advance their business goals.
• International Network: COJK maintains a strong global network of IP law firms and patent and trademark offices to ensure the best legal protection for our clients, both domestically and internationally.