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Overview

Dr. Brian Chellgren is a member of the firm’s Intellectual Property and Technology practice group.  His practice encompasses all aspects of intellectual property, including patent prosecution and opinion letters; trademark selection, clearance, prosecution, and enforcement; copyright registration and enforcement; general IP counseling; and the negotiation and drafting of agreements relating to the protection, development, licensing, publishing, and distribution of IP. 

Brian advises and assists clients with their trademark portfolios, including reviewing potential marks and selecting marks, protecting marks in the U.S. and around the world, and enforcing marks. He has prepared and prosecuted patents in a wide range of fields, including medical devices and methods, alternative fuels, computer systems, and sports equipment. He also assists clients in the higher education, boutique consumer goods, life sciences, tobacco, hemp, and other fields with licensing intellectual property and negotiating relationships with their contractual partners.

Brian also serves as outside counsel for the Game Manufacturers Association, the trade organization for the U.S. tabletop gaming industry, and regularly advises game designers, developers, and publishers on intellectual property and business matters.

Career Highlights

Awards

  • Selected as an Up and Coming attorney in Chambers USA: America’s Leading Lawyers for Business, 2019
  • Selected for inclusion in the Kentucky Super Lawyers® "Kentucky Rising Stars" list, 2013-2018
  • Leadership Lexington, Class of 2016

Affiliations

Professional Affiliations

  • Kentucky Bar Association
  • Louisville Bar Association, Intellectual Property Section Chair 2012
  • Fayette County Bar Association
  • International Trademark Association

Community Involvement

Professional Leadership

  • Registered Patent Attorney, 2008, Reg. No. 59,253
  • Editor, University of Kentucky College of Law Journal of Natural Resources and Environmental Law
  • Registered Patent Agent, 2006

Civic and Charitable Involvement

  • Founded the Dr. Brian and Dr. Veronique Chellgren Scholarship for Auerbach School of Occupational Therapy Students at Spalding University
  • Honorable Order of Kentucky Colonels
  • Volunteer, Church of the Savior, Nicholasville, Kentucky

Media

Contributions & Published Works

  • Supreme Court to Decide When Copyright Owners May Sue 09.20.2018
  • Legal Updates for Online Retailers 08.02.2018
  • Website Owners Must Act to Maintain Their Protection Under the Digital Millennium Copyright Act 11.03.2017
  • Dispute Over the Term “Comic Con” Goes to Trial 09.26.2017
  • Costco Charged $19.4M for Unauthorized Use of TIFFANY Trademark 08.21.2017
  • Dispute Over Cheerleader Uniforms Could Have a Chilling Effect on Cosplay 12.02.2016
  • Copyright Law Does Not Protect Structure and Game Play of Card Game 05.09.2016
  • Emojis: Copyright Law Can Turn Fun Little Symbols Into Big Headaches 05.06.2016
  • Leadership Lexington “Beginning in the Bluegrass” Project Provides Important Information on Development Delay Diagnosis and Available Resources to Parents through Local Health Care Community Outreach 04.01.2016
  • Are Harder Fights for Trademark Registrations Ahead? 03.30.2015
  • USPTO Relaxes Guidelines on Biochemical Inventions 12.22.2014
  • A New Bill Proposes Changes in Patent Litigation 12.17.2013
  • Continued Uncertainty for Software Patents 09.19.2013
  • The Supreme Court Speaks: No Patent Protection For Isolated Naturally Occurring DNA 06.19.2013
  • Judges Cannot Agree on What Constitutes Patent-Eligible Subject Matter 06.07.2013
  • From the Lab to the Farm: Monsanto case affects farmers as well as providers of self-replicating technologies 05.16.2013
  • "Will new ‘first inventor to file’ patent system affect businesses?" Business First of Louisville, May 17, 2013
  • Winter Is Coming: an Upcoming Change in the U.S. Patent System 01.18.2013
  • Make Your Mark On a Competitor's Patent Application 09.24.2012
  • "Is your product properly marked under U.S. patent law?" Business First of Louisville, May 20, 2011
  • "Speed of Science," Co-author, Medical News eNewsletter, June 2010
  • "The Cures Acceleration Network: A Hidden Gem Within the Patient Protection and Affordable Care Act," ABA Health eSource, Co-author, May 2010, Vol. 6, Issue. 9
  • "Are Children Playing on Your Website?" Greenebaum Doll & McDonald PLLC Law Letter, Co-author, Issue 3, 2009
  • Federal Circuit Changes the Rules for Inducing Patent Infringement 12.15.2008
  • "Top 10 Intellectual Property Myths," St. Matthews Area Business Association, Co-author, October 2008
  • "Keeping An Eye on Your IP," Greenebaum Doll & McDonald PLLC Law Letter, Issue 4, 2008
  • "Unfolded Proteins: From Denatured to Intrinsically Disordered," Contributor, edited by Trevor P. Creamer, Nova Science Publisher, 2008
  • "Evidence for Polyproline II Helical Structure in Short Polyglutamine Tracts," Chellgren BW, Miller AF, Creamer TP, J. Mol. Biol., 361(2):362-71, August 11, 2006
  • "Side-Chain Entropy Effects on Protein Secondary Structure Formation," Chellgren BW, Creamer TP, Proteins, 62(2):411-20, February 1, 2006
  • "Oligoproline Effects on Polyglutamine Conformation and Aggregation," Bhattacharyya A, Thakur AK, Chellgren VM, Thiagarajan G, Williams AD, Chellgren BW, Creamer TP, Wetzel R, J. Mol. Biol., 355(3):524-35, January 20, 2006
  • "Urea Promotes Polyproline II Helix Formation: Implications for Protein Denatured States," Whittington SJ, Chellgren BW, Hermann VM, Creamer TP, Biochemistry, 44(16):6269-75, April 26, 2005
  • "Effects of H20 and D20 on Polyproline II Helical Structure," Chellgren BW, Creamer TP, J. Am. Chem. Soc., 126(45:14735-5, November 17, 2004
  • "Short Sequences of Non-Proline Residues Can Adopt the Polyproline II Helical Conformation," Chellgren BW, Creamer TP, Biochemistry, 43(19):5864-9, May 18, 2004
  • "Host-Guest Study of Left-Handed Polyproline II Helix Formation," Kelly MA, Chellgren BW, Rucker AL, Troutman JM, Fried MG, Miller AF, Creamer TP,Biochemistry, 40(48):14376-83, December 4, 2001

Blog

Presentations

  • “Robinson Patman Act,” Game Manufacturers Association (GAMA) Trade Show, Reno, Nevada, March 11, 2019
  • “Legal Issues: Licenses and Publishing Agreements,” Game Manufacturers Association (GAMA) Trade Show, Reno, Nevada, March 11, 2019
  • “Intellectual Property Protection for Computer Game Designers,” Vector Conference, Eastern Kentucky University, Richmond, Kentucky, April 21, 2018
  • “Intellectual Property Protection for Game Designers and Game Publishers,” Game Manufacturers Association (GAMA) Trade Show, Reno, Nevada, March 16, 2018
  • “Legal Issues: Licenses and Publishing Agreements,” Game Manufacturers Association (GAMA) Trade Show, Reno, Nevada, March 16, 2018
  • “Intellectual Property Protection for Game Designers,” Game Manufacturers Association (GAMA) Trade Show, Las Vegas, Nevada, March 13, 2017
  • “Intellectual Property Protection for Game Designers,” Game Manufacturers Association (GAMA) Trade Show, Las Vegas, Nevada, March 14, 2016
  • “So You Want to Be A Gaming Mogul? Practical Tips for New Gaming Designers and Companies,” Game Manufacturers Association (GAMA) Trade Show, Las Vegas, Nevada, March 14, 2016
  • “So You Want to Be A Gaming Mogul? Corporate and Intellectual Property Considerations for Game Designers and Companies,” Game Manufacturers Association (GAMA) Trade Show, Las Vegas, Nevada, March 16, 2015
  • “Intellectual Property Issues for Computer Hardware, Software and Networks,” Bellarmine University, Louisville, Kentucky, 6, 2012
  • Moderator, “Patent Law Update,” Louisville Bar Association, 2012
  • “Inequitable Conduct: Therasense and Beyond,” Louisville Bar Association, 2012
  • “Intellectual Property Issues for IT Product Design and Reverse Engineering,” Bellarmine University, Louisville, Kentucky, 27, 2011
  • “Patent Reform Act,“ Louisville Bar Association, 2011
  • Speaker, The Caring Generation, a weekly radio program hosted on 630 KHOW AM (Denver, CO), Sept. 12, 2010
  • "Patent Law Update," Louisville Bar Association, 2010

Services

Industries

Vanderbilt University, B.S., Molecular Biology, cum laude, 2000
University of Kentucky College of Law, J.D., 2008
University of Kentucky College of Medicine, Ph.D., Biochemistry, 2005

  • Kentucky, 2008
    U.S. Patent and Trademark Office, 2008
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