Timothy J. Maier

Mr. Maier is a registered Patent Attorney and practices all aspects of Intellectual Property Law. Mr. Maier’s practice includes patent preparation and prosecution; patent and trademark litigation; design patents, trademark oppositions, patent reissue and reexamination proceedings; interference practice; strategic domestic and international patent and trademark portfolio development and management; patentability, validity, invalidity, infringement, freedom to operate, design around opinions and counseling, patent portfolio landscape analysis and due diligence opinions. Mr. Maier’s technical expertise includes various aspects of electrical engineering, electro-mechanical, mechanical, industrial, wireless technology, software enabled systems, financial systems and telecommunication engineering. Mr. Maier has serviced clients in highly competitive technical areas, including, medical devices, RFID technology, financial products, telecommunications, consumer electronics, cosmetic devices, packaging, semiconductors, e-commerce software, optics, and business methods.

Mr. Maier’s experience and expertise most recently has focused on providing a range of patent services to clients and developing patent strategies that complement the client’s business objectives. In particular, he enjoys developing and managing patent portfolios for the world market, for both start-up, middle market and Fortune 500 companies. To this end, he also analyzes competitors’ patent portfolios and products to counsel clients regarding enhancement and enforcement of their patent portfolio, potential investment of contemplated products, strategic design-around, and acquisition of technology.

Prior to founding Maier & Maier PLLC , Mr. Maier was formerly an attorney with Oblon, Spivak, McClelland, Maier & Neustadt P.C. .

Mr. Maier received his Bachelor of Science from Vanderbilt University and Masters in Telecommunications Engineering from George Mason University School of Engineering and his Law degree from George Mason University School of Law. Mr. Maier completed the Intellectual Property Law sequence while attending George Mason University School of Law, an intense concentration in intellectual property law.

Mr. Maier is licensed to practice before the United States Patent Office, Supreme Court of Virginia, Eastern District Court of Virginia, and the Court of Appeals for the 4th Circuit. He is a member of the Virginia State Bar (VSB), American Bar Association (ABA Patents, Trademarks and Copyright Divisions), Licensing Executives Society (LES), Association Internationale pour la Protection de la Propriété Intellectuelle (AIPPI, published articles) and American Intellectual Property Association (AIPLA, elected to two year committee term).

Currently Mr. Maier is a faculty member with Patent Resource Group, providing lectures around the United States to broad audiences on patent prosecution and enforcement in Asian countries, including Japan, Korea and China. and is an author for www.postgrant.com , a leading intellectual property law blog .


Christopher J. Maier

Chris Maier is a registered patent attorney and practices all aspects of patent prosecution and patent litigation, including inter partes review proceedings and ex parte reexamination at the USPTO, international patent portfolio development and management, and opinion work. Chris has experience working across a variety of technologies, including electrical and computer engineering, software, mechanical engineering, and medical device technologies.

Prior to becoming a patent attorney Chris worked at the United States Patent and Trademark Office (USPTO) as a patent examiner. Chris specialized in flat panel display technology as well as associated device driving software and computer control and peripheral devices.

Chris is a frequent lecturer on the latest strategies and trends in intellectual property for both U.S. and international audiences. Chris previously acted as a committee chair for the American Intellectual Property Law Association (AIPLA) and as delegate for numerous AIPLA domestic and international meetings. Additionally, he previously served as a faculty member for the Patent Resources Group (PRG).


Sid V. Pandit

Mr. Pandit’s practice focuses on patent litigation, where his experience includes jury trials, mediations, International Trade Commission Investigations, and Federal Circuit appeals.  Mr. Pandit has litigated cases on a diverse range of technologies, including telecommunications, E-911, location based services, board games, children’s tricycles, credit card systems, do-not-call lists, vehicle tracking systems, snake anti-venoms, and wireless power management and interference.  While Mr. Pandit has litigated in a number of venues around the country, he appears most frequently in the Eastern District of Texas, District of Delaware, and the Eastern District of Virginia.

Mr. Pandit is registered to practice before the U.S. Patent and Trademark Office, and has filed post-grant requests (including ex parte reexaminations and Inter Partes Reviews) of patents asserted in litigation matters in which he represents alleged infringers.  Earlier in his career, Mr. Pandit used his background in Electrical Engineering to prepare and prosecute patent applications and draft opinions of counsel.

Outside the context of litigation, Mr. Pandit has represented clients with intellectual property issues related to bankruptcy proceedings and mergers and acquisitions.  Most notably, in a prior position, Mr. Pandit represented a client in a $500 million acquisition of an open-source virtualization company.  Through this and other representations, Mr. Pandit has acquired substantial experience with open-source copyright issues, trade secrets, standards setting bodies, and FRAND issues.  Mr. Pandit also represented Grand Central Communications until it was purchased by Google, where its services are now known as Google Voice.

Mr. Pandit has also served as the de facto in-house IP counsel for a telecommunications company, where he supervised outside counsel for both patent prosecution and litigation.  In doing so, Mr. Pandit worked directly with the General Counsel and Chief Technology Officer to supervise and guide strategy related to the company’s patent prosecution and litigation.  Additionally, Mr. Pandit handled typical in-house duties, including reviewing intellectual property related contract issues, billing issues, press-releases, and best practices.

Mr. Pandit enjoys mentoring younger attorneys and law students, and has served as a Clinical Adjunct Professor at the University of Maryland Law School, where he taught a Patent Law Clinic.

Mr. Pandit currently serves on the Advisory Board of a health care technology company.

Prior to entering the legal field, Mr. Pandit worked at the National Institutes of Health in the Laboratory of Cellular and Molecular Neurophysiology, where he researched and wrote on signaling modalities between neurons and glial cells in the nervous system.  In 2002, Mr. Pandit co-authored the article, “Astrocytes in Adult Rat Brain Express Type 2 Inositol 1,4,5-Trisphosphorate Receptors.” (Glia, May 10, 2002).

Mr. Pandit received his B.S.E.E. from the George Washington University in 2001 and his J.D. from the Catholic University of America Columbus School of Law in 2006. Mr. Pandit is admitted to practice in the District of Columbia, Virginia, the U.S. District Court for the Eastern District of Texas, the U.S. District Court for the Eastern District of Virginia, and the U.S. Court of Appeals for the Federal Circuit.  He is also registered to practice before the United States Patent and Trademark Office.

Representative Engagements

  • Cassidian Communications, Inc. v. microDATA GIS, Inc., et al., E.D.Tex., 2:12-cv-162 (before Judge Gilstrap, on behalf of microDATA GIS, Inc. and TeleCommunication Systems, Inc.) – After a five day trial, obtained a jury verdict of invalidity and non-infringement in a case involving 9-1-1 call routing technology.
  • TracBeam, L.L.C. v. T-Mobile US, Inc., E.D.Tex., 6:14-cv-678 (on behalf of Defendant) – Represent Defendant in suit involving commercial and 9-1-1 location based services technology.  The case is currently pending.
  • Certain Antivenom Compositions and Products Containing the Same, 337-TA-903 (on behalf of one of the Respondents) – settled favorably before trial.
  • TracBeam, L.L.C. v. AT&T Inc. et al., E.D.Tex., 6:14-cv-680 (on behalf of MetroPCS Communications, Inc. and MetroPCS Wireless, Inc.) – Represented defendants in a suit involving commercial and 9-1-1 location based services technology.  The case was dismissed without prejudice.
  • Levine v. Samsung Telecommunications America, LLC, et al., E.D.Tex., 2:09-cv-372 (on behalf of Cellco Partnership d/b/a Verizon Wireless) – Represented one of several defendants in a suit involving navigation technology on mobile devices.  Settled favorably before trial.
  • TeleCommunication Systems, Inc. v. Alfred B. Levine, E.D.Tex., 2:11-cv-430 (before Judge Gilstrap) – Represented the Declaratory Judgment Plaintiff in a suit involving navigation technology on mobile devices.  Settled favorably before trial.
  • Tendler Cellular of Texas, LLC v. MetroPCS Communications, Inc., et al., E.D.Tex., 6:11-cv-178 and 6:11-cv-619 (on behalf of MetroPCS Communications, Inc. and MetroPCS Wireless, Inc.) – Represented defendants in a patent case involving navigation functionality of mobile devices. Settled favorably before trial.
  • Traffic Information, LLC v. Yahoo! Inc. et al., E.D.Tex., 2:09-cv-246 (on behalf of The American Automobile Association, Inc. and RM Acquisition, LLC d/b/a Rand McNally & Company) – Represented defendants in a patent case involving location based services related to mobile devices.  Settled favorably before trial on behalf of six defendants.
  • Traffic Information, LLC v. Huawei Technologies, Co., Ltd. et al., E.D.Tex., 2:10-cv-145 (on behalf of MetroPCS Wireless, Inc. and Cellular USA Inc.) – Represented defendants in a patent case involving location based services related to mobile devices.  Settled favorably before trial on behalf of six defendants.
  • Traffic Information, LLC v. Cricket Communications, Inc. et al., E.D.Tex., 2:10-cv-226 (on behalf of Cricket Communications, Inc. and Networks In Motion, Inc.) – Represented defendants in a patent case involving location based services related to mobile devices.  Settled favorably before trial on behalf of six defendants.
  • Smart Trike USA, LLC v. Heinz Kettler GmbH, et al., New Jersey, Civil Action No. 2:10-cv-02063 (FSH) (on behalf of Plaintiff / Counterclaim-Defendant) – Representing U.S. tricycle distributor in declaratory judgment action for non-infringement, invalidity, and unenforceability against patent holder of four patents related to the steering mechanisms in tricycles.  Case settled favorably after four days of trial.
  • In re Certain Modified Vaccinia Ankara (MVA) Viruses and Vaccinations made therefrom, ITC, Inv. No. 337-TA-550 (on behalf of Complainant) – Provided litigation support in this hotly contested patent infringement case brought in the International Trade Commission, which ultimately led to a settlement with the accused infringers, who agreed to vacate the market for the patented small pox vaccines.
  • Gryphon Networks Corp. v Contact Center Compliance Corp., D. Mass., 1:10-cv-10258 (on behalf of Contact Center Compliance Corp.) – Represented defendant in a suit involving a national do-not-call list.

Other Publications

Lecturer, Patent Prosecution And Litigation, University of Maryland Technology Development Center (November 2008).


Christopher Ohslund

Chris Ohslund is a registered patent attorney and practices all aspects of patent prosecution and patent litigation, including post-grant proceedings at the USPTO, patent portfolio landscape analysis, management, and development, and opinion work. Chris has experience prosecuting patents in a variety of technological fields, including mechanical engineering, robotics and mechatronics, electrical and computer engineering, software, computer-implemented business methods, and medical device technologies.

Prior to becoming a patent attorney, Chris clerked for Maier and Maier as a technical advisor.


Timothy M. Harbeck

Tim Harbeck is a registered patent attorney and practices all aspects of patent prosecution and patent litigation, including inter partes review proceedings and ex parte reexamination at the United States Patent and Trademark Office (USPTO), patent application drafting and prosecution, intellectual property transactions, portfolio management, and opinion work. Tim has experience working across a variety of technologies, including mechanical engineering, software, medical device, and automotive technologies.

Prior to becoming a patent attorney Tim worked at the USPTO as a patent examiner. Tim examined a variety of business method and software patents pertaining to finance, banking and investment, portfolio selection, electronic trading, and securities bid matching.


Yuko Yokoyama

Yuko Yokoyama is a Japanese Patent Engineer and technical specialist for Maier and Maier. Prior to joining the firm, Yuko was a key member of the patent prosecution and litigation groups for various technologies at Sony in Tokyo, Japan. She has high levels of experience working with video codec and security technologies, medical products, navigation products and location services, IC card and communication technology, network services, and financial services.

Additionally, Yuko is well-versed in international patent prosecution, and focused on U.S. patent prosecution and licensing while with Sony, helping to establish their patent prosecution and litigation strategies in the U.S.

Yuko assists the firm in the preparation and prosecution of U.S. patent applications covering a wide range of technical areas, including consumer electronics, network services, computer implemented business methods, communications protocols, video codecs, security, navigation, printing technology, IC-cards, and medical devices.

Yuko graduated from Sophia University in Japan with a degree in Mechanical Engineering. She is a native Japanese speaker and is also fluent in English. Yuko was also very active as a member of the Japan Intellectual Property Association.