Timothy D. St. Clair: Lawyer with Nexsen Pruet, LLC

Timothy D. St. Clair

Tim St.Clair is an intellectual property attorney who represents businesses and individuals on matters of copyrights, patents, trademarks and trade secrets
Greenville,  SC  U.S.A.

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Practice Areas

  • Intellectual Property
  • Intellectual Property Litigation
  • Technology Law
  • Telecommunications
University Virginia Polytechnic Institute and State University, B.S., magna cum laude, 1980
Law SchoolUniversity of Virginia School of Law, J.D., 1983
Admitted1983, South Carolina; Virginia; U.S. Court of Appeals for the Fourth Circuit; U.S. Court of Appeals for the Federal Circuit; U.S. Supreme Court; United States Patent and Trademark Office

Tim St.Clair is an intellectual property attorney who represents businesses and individuals on matters of copyrights, patents, trademarks and trade secrets. When courtroom litigation is necessary, his clients benefit from the deep experience developed earlier in his career when he was a general civil litigator for fifteen years, trying dozens of cases to verdict.

Mr. St.Clair describes his law practice as "intellectual property navigation" and it includes:

· Patent applications in a variety of technologies

· Trademark and copyright registrations

· Due diligence and analysis of patentability, infringement, permissive design around, state-of-the-art and "white space"

· Portfolio management and IP counseling

· Litigation and dispute resolution

Mr. St.Clair's civil litigation background provides the foundation for his IP work - an experienced, practical, and organized approach. His focused, efficient preparation is the key his litigation and prosecution.

Mr. St.Clair is very involved in the Upstate community, devoting many hours in various roles with JDRF against Type 1 diabetes. His efforts with JDRF have also been on the national level in several roles and he was recently elected to JDRF's International Board of Directors. He also serves on the Board of Directors of the Greenville Spinners Bicycle Safety Foundation.

Career Highlights

Best Lawyers in America 2013 Greenville Litigation - Intellectual Property Lawyer of the Year

Best Lawyers in America, Intellectual Property (2008-2013)

Benchmark Litigation, Local Litigation Star (2011-2013)

South Carolina Super Lawyers, Intellectual Property Litigation (2012-2013)

Representative Matters

Patent Litigation

After two years of litigation and on the eve of trial, Mr. St.Clair helped his client, a patentee, secure a consent injunction for willful patent infringements (along with several other remedies).

Mr. St.Clair represented a multinational corporation accused of patent infringement. He helped reach a settlement after early discovery revealed severe flaws in the plaintiffs' case.

Mr. St.Clair defended an innovative client accused of patent infringement. After two years of litigation, the plaintiff voluntarily dismissed the case to avoid risking a ruling on pending summary judgment motions.

He represented a plaintiff against a patent infringer. Despite the defendants' arguments of claim invalidity, a settlement was reached.

Mr. St.Clair secured summary judgment of patent infringement and patent claim validity against a copyist competitor.

Trademark Disputes

Mr. St.Clair successfully defended a client accused of trademark infringement for using Google ad words that had been registered as federal trademarks. The case settled and the client was able to continue using the search terms.

He defended a client against a challenge seeking the cancellation of a federal registration. The matter successfully settled after three years of litigation.

Mr. St.Clair represented a client against a departing employee who took website data and passwords with him. He immediately initiated litigation which resulted in the recovery of the client's URL, content and passwords.

Copyright Litigation

Mr. St.Clair defended a company accused of copyright infringement. Following extensive discovery, a settlement was reached before trial.

Misappropriation of Identity

After a client of Mr. St.Clair ran radio ads, a celebrity sued alleging misappropriation of identity. A settlement was reached for nominal damages.


Ten Nexsen Pruet Attorneys Named "Lawyer of the Year" for 2014
Best Lawyers in America has named ten Nexsen Pruet attorneys "Lawyer of the Year" for 2014.

77 Nexsen Pruet Attorneys Named to the 2014 Edition of Best Lawyers in America®
Nexsen Pruet is pleased to announce that 77 attorneys have been named to Best Lawyers in America for 2014.

Tim St.Clair Elected to the JDRF International Board of Directors
Nexsen Pruet attorney Tim St.Clair has been elected to the JDRF International Board of Directors. He has been heavily involved with the organization for ten years.

Nexsen Pruet Recognized as One of America's 350 Largest Law Firms
Nexsen Pruet has made The National Law Journal's list of the 350 largest law firms in America coming in at number 224.

Nexsen Pruet Attorneys Recognized By Peers; Twenty-Eight Named to 2013 Super Lawyers® List for South Carolina
Nexsen Pruet is pleased to announce the attorneys who have been listed in the 2013 edition of South Carolina Super Lawyers®.

Nexsen Pruet Lands Veteran Intellectual Property Attorney; Tim St.Clair Joins Greenville Office
Intellectual property attorney Tim St.Clair has joined Nexsen Pruet as a member (partner) practicing in the firm's Greenville office.

· American Bar Association - Litigation Section (2006-Present); Membership Subcommittee of IP Litigation Committee, Co-Chair (2008- Present); Accelerated Examination Subcommittee of Intellectual Property Section, Chair (2008-2009)

· Carolina Patent, Trademark and Copyright Law Association - Secretary and Board of Directors (2007-2010)

· JDRF - International Board of Directors (2013-2016); Intellectual Property Advisory Task Force (2010-Present); Development Committee (2009- Present); Nation Head Coach "Ride to Cure Diabetes" (2007-2011); National Ride Committee (2006-Present); National Ride Committee, Chair (2009-2011)

· Greenville Spinners Bicycle Club - Board of Directors (2006-Present); President (2008)

· Greenville Spinners Bicycle Safety Foundation - Chair (2010-2012)


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Office Information

Timothy D. St. Clair

55 E. Camperdown Way, Fourth Floor, 29601
GreenvilleSC 29603


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