Attorney Profile

Darin M. Klemchuk

Darin Klemchuk

Klemchuk Kubasta LLP
8150 N Central Expressway, Campbell Centre II, 10th Floor
Dallas, TX 75206

Texas (TX)

Contact Contact Darin M. Klemchuk
T: 214-367-6000
F: 214-367-6001

Practice Areas: Intellectual Property Litigation (60%), Business Litigation (20%), Intellectual Property (20%)

Intellectual Property Litigation

Business Litigation

Intellectual Property

Industry Groups: Internet, Semiconductor, Software


Darin Klemchuk focuses on all aspects of intellectual property with emphasis on patent, trademark, copyright, and trade secret litigation.  He has successfully handled more than 200 intellectual property disputes, including over 20 patent infringement cases. His practice includes assisting companies to increase their market share and protect their competitive advantage by identifying and protecting valuable branding, technological innovation, software, and other property, and by procuring patent, trademark, and copyright registrations and through employment agreements and non-compete agreements. He also advises clients on licensing, acquisitions, due diligence, and e-Commerce, including branding in cyberspace and trademark issues related to the Internet.  In addition, he also assists clients in recovering domain names taken by cyber-squatters.

Darin represents Fortune 500 corporations, growing companies that benefit from broad intellectual property counseling, solo investors, and startup companies. Darin also offers to serve as Virtual General Counsel and Virtual IP Counsel for companies without in-house counsel.

Darin has significant experience litigating commercial and business disputes, including non-compete, partnership, fiduciary duty, and breach of contract disputes.  He has also represented a number of clients in obtaining and resisting requests for injunctive relief in cases involving non-competes, trade secrets, trademarks, and patents.

Serving as local counsel to out-of-state parties involved in patent, trademark, copyright, IP, and commercial litigation in state and federal courts in Dallas, Texas and the Northern and Eastern District of Texas federal courts, Darin’s practice includes representing both plaintiffs and defendants. 

Years of Selection

Super Lawyers: 2008 - 2014

Rising Stars: 2004 - 2006, 2008

About Darin Klemchuk

Admitted: 1997, Texas

Professional Webpage:

Honors and Awards:

  • Dallas Business Journals’ “Best Places to Work,” Dallas Business Journal, 2010,  2011 “Best Lawyers – Intellectual Property,” named by D Magazine, 2006-2012 “Best Lawyers Under 40,” named by D Magazine, 2002, 2006 “Rising Stars Under 40,” by Law & Politics Magazine, 2004, 2005, 2006, 2008 (published in Texas Monthly and Texas Rising Stars Magazines by Thompson Reuters) “Super Lawyer,” by Law & Politics Magazine, 2008- 2012 (published in Texas Monthly and Texas Rising Stars Magazines by Thompson Reuters) “Top Young Lawyers Award,” by Texas Monthly Magazine, Super Lawyers and Rising Star Section, 2009 “Top Attorney’s in Texas,” Texas Monthly Magazine, Super Lawyers Section, 2008, 2009  2010 Fellow, Texas Bar Foundation 

Special Licenses/Certifications:

  • U.S. Patent and Trademark Office Registration, 2001

Bar/Professional Activity:

  • • Barrister, Honorable Barbara M.G. Lynn American Inn of Court (Intellectual Property) • Internet Law Leadership Summit, 2011-Present • Institute for Justice, Human Action Network member • Core24 Inc. member (exclusive network of Dallas-Fort Worth professional service providers), selected for the firm’s track record 2009 through 2012

Scholarly Lectures and Writings:

  • “Avoiding the Legal Risks Associated with Running or Using Social Media Sites,” Aspatore Special Report- Navigating the Legal Issues Surrounding Social Media, 2012 “Secondary Liability for Trademark Infringement and the Online Space,” State Bar of Texas, 2012“Brand Enforcement on Social Networking Sites”, State Bar of Texas, March 2010 “Pre-Suit Investigations in Infringement Cases,” Texas Lawyer, February 2008 “Investigate Before Litigating,” Executive Legal Advisor, January 2008 “Software Copyright Infringement and Enforcement,” presentation to Dallas Bar Association Computer Law Section, April 22, 2002 Fifth Circuit Survey (June 1997 - May 1998), Intellectual Property Law, Texas Tech Law Review, Vol. 30, September 1999 
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