Vasilios Peros

Practice Areas

Intellectual Property


J.D., University of Baltimore School of Law, 2000, magna cum laude; Heuisler Honor Society; Managing Editor, University of Baltimore Law Review; Brandnames (Trademarks) Moot Court Team; Judicial Intern for the Honorable James R. Eyler of the Court of Special Appeals of Maryland

M.B.A., University of Baltimore School of Business, 2000 

M.S., Mechanical Engineering, University of Delaware

B.S., Aerospace & Ocean Engineering, Virginia Polytechnic Institute & State University, summa cum laude; Phi Kappa Phi Honor Society; Tau Beta Pi (Engineering) Honor Society; Sigma Gamma Tau (Engineering) Honor Society, Vice President

Bar Admissions


District of Columbia

Vasilios Peros

T (410) 274-2053

Professional Experience

With over 25 years of experience in legal advisory, management and engineering roles, Vasilios Peros gained legal experience at premier Baltimore-based law firms and engineering and management experience at a Fortune 100 technology company.  Leveraging industry experience, he understands client operational needs and product and service offerings.  He serves as outside general counsel for many clients, and provides legal counsel for continued growth.  He has been recognized as one of Greater Baltimore’s top attorneys, including SmartCEO’s 2016 Centers of Influence, 2015 CPA + ESQs, 2014 Power Players, and Legal Elite in 2011, 2010 and 2009.

He advises clients on business matters, including company formation, stockholders’ rights, complex business contracts, commercial leases, employment and non-competition agreements, and related business disputes.  He also advises clients on mergers and acquisitions, debt financing and equity investments.

Mr. Peros counsels clients on technology matters, including technology contracts, software licensing, international distribution and sales contracts, teaming agreements, data protection and privacy, and related technology disputes.  He drafts and negotiates complex technology agreements for traditional and web-based businesses.

He advises clients on intellectual property matters, including the acquisition, protection and commercialization of their trademarks, copyrights, trade secrets and patents, and implementation of effective worldwide intellectual property strategies.  He also counsels clients on defense of their intellectual property, including infringement and misappropriation disputes.  He also advises clients on intellectual property rights in connection with their estate planning.

He is Past Chair of the Intellectual Property Section of the Maryland State Bar Association.  Mr. Peros has also taught Intellectual Property and Technology Commercialization to undergraduate and graduate students bringing a “real world” view to the university classroom.

Prior to founding his own law firm, he was a partner with Thomas & Libowitz, where he chaired that firm’s Technology & Intellectual Property practice group, and an attorney with Venable, LLP, one of The American Lawyer’s Top 100 Law Firms.  He was also an engineer and manager at a Fortune 100 technology company and a senior executive at a mid-sized technology company.  His prior management experience includes management of company operations, management of multi-disciplinary product teams, and new business development.  His prior engineering experience includes design, development and manufacturing of high tech products, commercialization of new technology, and coordination with regulatory agencies.

Representative Matters

  • Represented client in the sale of information technology managed services business
  • Represented client in the acquisition of fiber optic communications business
  • Represented European information technology company regarding United States trademark registration and related trademark infringement dispute
  • Representation regarding registration and protection of global trademark portfolios
  • Represented insurance company in drafting and negotiating services agreement and license agreement for web-based software platform
  • Represented clients in disputes regarding copyright royalties for literary works and negotiation of long term license agreements
  • Represented clients in review and negotiation of commercial lease agreements
  • Representation regarding disputes in connection with stockholders’ rights
  • Represented healthcare IT company in connection with equity investment
  • Represented pharmaceuticals company regarding petition to cancel third party trademark at Trademark Trial & Appeal Board
  • Represented healthcare IT company in drafting and negotiating license agreement for its web-based personal health software application
  • Represented client in the sale of its cybersecurity tech business
  • Represented healthcare IT company in acquisition of Canadian software assets
  • Represented auto parts distributor in the sale of all corporate stock with owner financing
  • Represented social media company in drafting customer agreements and terms of service for web-based social networking application
  • Represented software company in drafting and negotiating distribution and sales agreements worldwide
  • Represented educational company in defamation dispute regarding online postings and negotiated settlement via mediation
  • Prepared patent infringement and invalidity analyses and managed litigation efforts regarding issued software patent leading to invalidation of patent


Estate Planning: What About the Intellectual Property?, May 2017

International Trademarks: A Foreign Company’s Rights in the USA, December 2016

Trademark Selection and Response to Trademark Office Actions, January 2016

Sharing Photographs: Excessive Copyright Demands, August 2015

Pre-Sale Due Diligence as a Part of Normal Business Operations, April 2015

IT Services Agreements: Liability of Outsourced IT Services, September 2014

3D Printing Technology: Impact on Intellectual Property Protection, March 2014

Online Resale of Your Products: Limiting Unauthorized Resellers, February 2014

Famous Trademarks: Dilution versus Confusion, January 2011

Non-Traditional Trademark Protection: Intersection of Marketing
and Intellectual Property, March 2009

The Collision of Licensing Provisions and Patent Law, September 2008

Honors & Awards

Vasilios Peros has been recognized as one of Greater Baltimore’s top attorneys, including SmartCEO’s 2016 Centers of Influence, 2015 CPA + ESQs, 2014 Power Players, and Legal Elite in 2011, 2010 and 2009.

He received Venable LLP’s 2005 Pro Bono Lawyer of the Year Award and the American Bar Association’s TIPS Section’s 2005 Public Service Honor Roll Award.

He also received the Bar Association of Baltimore City’s 2005 Presidential Award for his efforts in developing and launching the Association’s new website presence.

He is an Associate Fellow of the American Institute of Aeronautics and Astronautics (AIAA). He was recognized by AIAA for his substantial contributions of 25 years to the advancement of the arts, sciences and technology of aeronautics and astronautics.

Bar Association Activities

Mr. Peros is Past Chair of the Intellectual Property Section of the Maryland State Bar Association (MSBA) and a Past Fellow of the MSBA’s Leadership Academy.  He also served on the MSBA’s Budget & Finance Committee.

He is also a member of the American Bar Association (Past Chair, TIPS Intellectual Property Law Committee), Bar Association of Baltimore City (Past Chair, Technology Committee and Membership Committee) and District of Columbia Bar Association.

He is a Fellow of the Baltimore Bar Foundation and the Maryland Bar Foundation.

Teaching Activities

Mr. Peros has taught undergraduate and graduate students in the areas of intellectual property and technology commercialization, bringing a “real world” view to the university classroom, including the following courses:

Intellectual Property Law, Johns Hopkins University

Legal Issues in Biotechnology, Johns Hopkins University

Entrepreneurship and Small Business, College of Notre Dame of Maryland