Maryellen Feehery Hank

Of Counsel
Photo of Maryellen Feehery Hank
Offices Pittsburgh, Washington
Phone 412.904.7695
Fax 412.904.7795
Phone 412.904.7695
Fax 412.904.7795

Practice Areas


Bar & Court Admissions

Maryellen has been a patent attorney for over 20 years and is a member of the technology and intellectual property group. Her intellectual property counseling couples her analytical skills with a keen strategic viewpoint.

She has advised clients on IP strategy development and implementation; IP portfolio licenses, acquisitions and divestitures; patent prosecution, including inter partes reviews, reexaminations and reissues; patent invalidity and non-infringement opinions; negotiation of complex IP transactions; trademark prosecution; trade secret counseling; patent, trademark and trade secret litigation; and other intellectual property counseling. Also, she has appeared in U.S. District Courts, the Federal Circuit and before the U.S. Board of Patent Appeals for pharmaceutical and specialty chemical clients, among others. She regularly coordinates with FDA counsel regarding Orange Book listable patents and provides paragraph (iv) litigation advice. Clients seek her in the pharmaceutical, specialty chemical, biological, recycling, catalyst and animal repellent fields, among others.

Notable Career Experiences:

Maryellen is an Adjunct Professor at the University of Pennsylvania Law School. She teaches a Masters of Law course entitled, “Technology Law and IP for Non-Lawyers.”

Before becoming an attorney, Maryellen was a process engineer for Rohm and Haas. She received her B.S.E. in Chemical Engineering from the University of Pennsylvania and her J.D. from the University of Pennsylvania Law School.

Professional and Community Activities

Honors & Awards