After a long battle with cancer, Mark died Aug. 16, 2012, in Pittsburgh. He was 85.

He was born in Washington, D.C., grew up in New York City, and graduated from the Bronx High School of Science. He was in the Navy V-12 program at Dartmouth and Cornell, then graduated from Princeton as a chemical engineering major.

Mark earned a law degree at George Washington University and became an intellectual-property and patent attorney, first at the U.S. Patent Office and later for PPG Industries in Pittsburgh, where he worked for 45 years. For 12 years, beginning in 1993, he was of counsel at the Reed Smith law firm, also in Pittsburgh.

Mark is survived by his wife, Sandra; sons Jeffrey ’76, Steven, and Jay ’80; and four grandchildren.

Undergraduate Class of 1948