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Mark G. Knedeisen

Fax +1.412.355.6501

Mr. Knedeisen’s practice embraces a variety of intellectual property issues, with a particular emphasis on patent law.

Patent Litigation: A substantial portion of Mr. Knedeisen’s practice involves representing clients in patent infringement litigation.   Mr. Knedeisen was part of K&L Gates’ core team representing Carnegie Mellon University (CMU) in the CMU v. Marvell Technology Group case.  Following the Federal Circuit’s affirmance of the infringement and validity jury verdicts, the defendant agreed to pay the firm’s client, CMU, $750 million―the largest patent infringement settlement ever for computer science patents.

PTO Litigation: Another substantial portion of Mr. Knedeisen’s practice involves Patent Office litigation, including Inter Partes Review (IPR) and reexamination proceedings.  Mr. Knedeisen successfully defended the CMU patents involved in the CMU v. Marvell litigation in a post-trial ex parte reexamination.

Patent Procurement: Mr. Knedeisen’ s practice also involves the preparation and prosecution of patent applications for numerous technologies, including computer and telecommunication networks and equipment, AI and deep learning inventions, autonomous vehicles, medical equipment, integrated circuits, software, robotics, internet, business methods, optics, RF and microwave devices, microelectromechanical systems (MEMS), and many others.

Client Counseling: In addition, Mr. Knedeisen's practice involves counseling clients on patent matters, such as developing patent portfolios, noninfringement and freedom-to-use counseling and opinions, and negotiating business transactions.

TrademarkMr. Knedeisen also assists clients in protecting their brands through filing and prosecuting trademark applications.

Professional/Civic Activities

Professional Activities
  • Intellectual Property Owners Association (IPO)
  • Member of Software & Business Methods Committee
  • Federal Circuit Bar Association
  • Member of PTO Pro Bono Committee
  • American Intellectual Property Law Association (AIPLA)
  • Pittsburgh Intellectual Property Law Association (PIPLA)

Civic Activities
  • Bushy Run Battlefield Heritage Society